Home / 77,545.17-107,052.98-52,184.88

Finding the Fourth Proportional to 77,545.17, 107,052.98 and 52,184.88

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Solution

The fourth proportional to 77,545.17, 107,052.98 and 52,184.88 is: 72,042.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,545.17 : 107,052.98 = 52,184.88 : x
  2. Step 2: Convert to fraction form
    77,545.17/107,052.98 = 52,184.88/x
  3. Step 3: Cross multiply
    77,545.17x = 107,052.98 × 52,184.88
  4. Step 4: Simplify right side
    77,545.17x = 5,586,546,654.02
  5. Step 5: Solve for x
    x = 5,586,546,654.02/77,545.17
  6. Step 6: Final answer
    x = 72,042.48

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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.