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Finding the Fourth Proportional to 63,877.67, 95,857.51 and 42,841.47

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Solution

The fourth proportional to 63,877.67, 95,857.51 and 42,841.47 is: 64,289.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,877.67 : 95,857.51 = 42,841.47 : x
  2. Step 2: Convert to fraction form
    63,877.67/95,857.51 = 42,841.47/x
  3. Step 3: Cross multiply
    63,877.67x = 95,857.51 × 42,841.47
  4. Step 4: Simplify right side
    63,877.67x = 4,106,676,638.94
  5. Step 5: Solve for x
    x = 4,106,676,638.94/63,877.67
  6. Step 6: Final answer
    x = 64,289.71

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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.