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Finding the Fourth Proportional to 63,963.62, 88,265.63 and 35,281.55

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Solution

The fourth proportional to 63,963.62, 88,265.63 and 35,281.55 is: 48,686.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,963.62 : 88,265.63 = 35,281.55 : x
  2. Step 2: Convert to fraction form
    63,963.62/88,265.63 = 35,281.55/x
  3. Step 3: Cross multiply
    63,963.62x = 88,265.63 × 35,281.55
  4. Step 4: Simplify right side
    63,963.62x = 3,114,148,238.13
  5. Step 5: Solve for x
    x = 3,114,148,238.13/63,963.62
  6. Step 6: Final answer
    x = 48,686.24

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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.