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Finding the Fourth Proportional to 63,142.48, 94,812 and 60,337.72

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Solution

The fourth proportional to 63,142.48, 94,812 and 60,337.72 is: 90,600.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,142.48 : 94,812 = 60,337.72 : x
  2. Step 2: Convert to fraction form
    63,142.48/94,812 = 60,337.72/x
  3. Step 3: Cross multiply
    63,142.48x = 94,812 × 60,337.72
  4. Step 4: Simplify right side
    63,142.48x = 5,720,739,908.64
  5. Step 5: Solve for x
    x = 5,720,739,908.64/63,142.48
  6. Step 6: Final answer
    x = 90,600.49

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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.