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Finding the Fourth Proportional to 63,366.46, 87,445.43 and 36,513.74

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Solution

The fourth proportional to 63,366.46, 87,445.43 and 36,513.74 is: 50,388.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,366.46 : 87,445.43 = 36,513.74 : x
  2. Step 2: Convert to fraction form
    63,366.46/87,445.43 = 36,513.74/x
  3. Step 3: Cross multiply
    63,366.46x = 87,445.43 × 36,513.74
  4. Step 4: Simplify right side
    63,366.46x = 3,192,959,695.21
  5. Step 5: Solve for x
    x = 3,192,959,695.21/63,366.46
  6. Step 6: Final answer
    x = 50,388.80

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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.