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Finding the Fourth Proportional to 94,592.64, 141,888.96 and 89,862.60

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Solution

The fourth proportional to 94,592.64, 141,888.96 and 89,862.60 is: 134,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,592.64 : 141,888.96 = 89,862.60 : x
  2. Step 2: Convert to fraction form
    94,592.64/141,888.96 = 89,862.60/x
  3. Step 3: Cross multiply
    94,592.64x = 141,888.96 × 89,862.60
  4. Step 4: Simplify right side
    94,592.64x = 12,750,510,856.90
  5. Step 5: Solve for x
    x = 12,750,510,856.90/94,592.64
  6. Step 6: Final answer
    x = 134,793.90

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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.