Home / 94,182.97-129,972.72-51,741.13

Finding the Fourth Proportional to 94,182.97, 129,972.72 and 51,741.13

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Solution

The fourth proportional to 94,182.97, 129,972.72 and 51,741.13 is: 71,402.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,182.97 : 129,972.72 = 51,741.13 : x
  2. Step 2: Convert to fraction form
    94,182.97/129,972.72 = 51,741.13/x
  3. Step 3: Cross multiply
    94,182.97x = 129,972.72 × 51,741.13
  4. Step 4: Simplify right side
    94,182.97x = 6,724,935,401.97
  5. Step 5: Solve for x
    x = 6,724,935,401.97/94,182.97
  6. Step 6: Final answer
    x = 71,402.88

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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.