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Finding the Fourth Proportional to 63,886.52, 88,157.68 and 35,591.60

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Solution

The fourth proportional to 63,886.52, 88,157.68 and 35,591.60 is: 49,113.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,886.52 : 88,157.68 = 35,591.60 : x
  2. Step 2: Convert to fraction form
    63,886.52/88,157.68 = 35,591.60/x
  3. Step 3: Cross multiply
    63,886.52x = 88,157.68 × 35,591.60
  4. Step 4: Simplify right side
    63,886.52x = 3,137,672,883.49
  5. Step 5: Solve for x
    x = 3,137,672,883.49/63,886.52
  6. Step 6: Final answer
    x = 49,113.22

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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.