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Finding the Fourth Proportional to 63,866.33, 88,137.12 and 35,572.49

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Solution

The fourth proportional to 63,866.33, 88,137.12 and 35,572.49 is: 49,090.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,866.33 : 88,137.12 = 35,572.49 : x
  2. Step 2: Convert to fraction form
    63,866.33/88,137.12 = 35,572.49/x
  3. Step 3: Cross multiply
    63,866.33x = 88,137.12 × 35,572.49
  4. Step 4: Simplify right side
    63,866.33x = 3,135,256,819.83
  5. Step 5: Solve for x
    x = 3,135,256,819.83/63,866.33
  6. Step 6: Final answer
    x = 49,090.92

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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.