Home / 94,044.28-129,781.06-53,758.90

Finding the Fourth Proportional to 94,044.28, 129,781.06 and 53,758.90

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Solution

The fourth proportional to 94,044.28, 129,781.06 and 53,758.90 is: 74,187.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,044.28 : 129,781.06 = 53,758.90 : x
  2. Step 2: Convert to fraction form
    94,044.28/129,781.06 = 53,758.90/x
  3. Step 3: Cross multiply
    94,044.28x = 129,781.06 × 53,758.90
  4. Step 4: Simplify right side
    94,044.28x = 6,976,887,026.43
  5. Step 5: Solve for x
    x = 6,976,887,026.43/94,044.28
  6. Step 6: Final answer
    x = 74,187.26

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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.