Home / 84,862-127,293-29,458

Finding the Fourth Proportional to 84,862, 127,293 and 29,458

Calculator

Solution

The fourth proportional to 84,862, 127,293 and 29,458 is: 44,187

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,862 : 127,293 = 29,458 : x
  2. Step 2: Convert to fraction form
    84,862/127,293 = 29,458/x
  3. Step 3: Cross multiply
    84,862x = 127,293 × 29,458
  4. Step 4: Simplify right side
    84,862x = 3,749,797,194
  5. Step 5: Solve for x
    x = 3,749,797,194/84,862
  6. Step 6: Final answer
    x = 44,187

Related Problems

Find fourth proportional to 42,431, 63,646.50 and 14,729
Half scale
Find fourth proportional to 169,724, 254,586 and 58,916
Double scale
Find fourth proportional to 84,863, 127,294.50 and 29,459
Similar ratio
Find fourth proportional to 127,293, 190,939.50 and 44,187
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.