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Finding the Fourth Proportional to 364,924.72, 547,472.43 and 125,041.20

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Solution

The fourth proportional to 364,924.72, 547,472.43 and 125,041.20 is: 187,591.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,924.72 : 547,472.43 = 125,041.20 : x
  2. Step 2: Convert to fraction form
    364,924.72/547,472.43 = 125,041.20/x
  3. Step 3: Cross multiply
    364,924.72x = 547,472.43 × 125,041.20
  4. Step 4: Simplify right side
    364,924.72x = 68,456,609,614.12
  5. Step 5: Solve for x
    x = 68,456,609,614.12/364,924.72
  6. Step 6: Final answer
    x = 187,591.05

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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.