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Finding the Fourth Proportional to 63,273.66, 87,314.94 and 36,397.86

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Solution

The fourth proportional to 63,273.66, 87,314.94 and 36,397.86 is: 50,227.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,273.66 : 87,314.94 = 36,397.86 : x
  2. Step 2: Convert to fraction form
    63,273.66/87,314.94 = 36,397.86/x
  3. Step 3: Cross multiply
    63,273.66x = 87,314.94 × 36,397.86
  4. Step 4: Simplify right side
    63,273.66x = 3,178,076,962.03
  5. Step 5: Solve for x
    x = 3,178,076,962.03/63,273.66
  6. Step 6: Final answer
    x = 50,227.49

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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.