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Finding the Fourth Proportional to 63,937.92, 95,958.24 and 28,880.64

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Solution

The fourth proportional to 63,937.92, 95,958.24 and 28,880.64 is: 43,344.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,937.92 : 95,958.24 = 28,880.64 : x
  2. Step 2: Convert to fraction form
    63,937.92/95,958.24 = 28,880.64/x
  3. Step 3: Cross multiply
    63,937.92x = 95,958.24 × 28,880.64
  4. Step 4: Simplify right side
    63,937.92x = 2,771,335,384.47
  5. Step 5: Solve for x
    x = 2,771,335,384.47/63,937.92
  6. Step 6: Final answer
    x = 43,344.16

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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.