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Finding the Fourth Proportional to 88,468.68, 132,702.16 and 35,865.64

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Solution

The fourth proportional to 88,468.68, 132,702.16 and 35,865.64 is: 53,798.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,468.68 : 132,702.16 = 35,865.64 : x
  2. Step 2: Convert to fraction form
    88,468.68/132,702.16 = 35,865.64/x
  3. Step 3: Cross multiply
    88,468.68x = 132,702.16 × 35,865.64
  4. Step 4: Simplify right side
    88,468.68x = 4,759,447,897.78
  5. Step 5: Solve for x
    x = 4,759,447,897.78/88,468.68
  6. Step 6: Final answer
    x = 53,798.11

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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.