Home / 97,236-145,854-31,572

Finding the Fourth Proportional to 97,236, 145,854 and 31,572

Calculator

Solution

The fourth proportional to 97,236, 145,854 and 31,572 is: 47,358

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,236 : 145,854 = 31,572 : x
  2. Step 2: Convert to fraction form
    97,236/145,854 = 31,572/x
  3. Step 3: Cross multiply
    97,236x = 145,854 × 31,572
  4. Step 4: Simplify right side
    97,236x = 4,604,902,488
  5. Step 5: Solve for x
    x = 4,604,902,488/97,236
  6. Step 6: Final answer
    x = 47,358

Related Problems

Find fourth proportional to 48,618, 72,927 and 15,786
Half scale
Find fourth proportional to 194,472, 291,708 and 63,144
Double scale
Find fourth proportional to 97,237, 145,855.50 and 31,573
Similar ratio
Find fourth proportional to 145,854, 218,781 and 47,358
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.