Home / 71,244.13-98,317.29-39,414.16

Finding the Fourth Proportional to 71,244.13, 98,317.29 and 39,414.16

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Solution

The fourth proportional to 71,244.13, 98,317.29 and 39,414.16 is: 54,391.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,244.13 : 98,317.29 = 39,414.16 : x
  2. Step 2: Convert to fraction form
    71,244.13/98,317.29 = 39,414.16/x
  3. Step 3: Cross multiply
    71,244.13x = 98,317.29 × 39,414.16
  4. Step 4: Simplify right side
    71,244.13x = 3,875,093,398.83
  5. Step 5: Solve for x
    x = 3,875,093,398.83/71,244.13
  6. Step 6: Final answer
    x = 54,391.76

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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.