Home / 89,028.49-122,859.68-48,746

Finding the Fourth Proportional to 89,028.49, 122,859.68 and 48,746

Calculator

Solution

The fourth proportional to 89,028.49, 122,859.68 and 48,746 is: 67,269.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,028.49 : 122,859.68 = 48,746 : x
  2. Step 2: Convert to fraction form
    89,028.49/122,859.68 = 48,746/x
  3. Step 3: Cross multiply
    89,028.49x = 122,859.68 × 48,746
  4. Step 4: Simplify right side
    89,028.49x = 5,988,917,961.28
  5. Step 5: Solve for x
    x = 5,988,917,961.28/89,028.49
  6. Step 6: Final answer
    x = 67,269.68

Related Problems

Find fourth proportional to 44,514.25, 61,429.84 and 24,373
Half scale
Find fourth proportional to 178,056.98, 245,719.36 and 97,492
Double scale
Find fourth proportional to 89,029.49, 122,861.06 and 48,747
Similar ratio
Find fourth proportional to 133,542.74, 184,289.52 and 73,119
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.