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Finding the Fourth Proportional to 94,672.32, 131,200.08 and 93,336

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Solution

The fourth proportional to 94,672.32, 131,200.08 and 93,336 is: 129,348.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,672.32 : 131,200.08 = 93,336 : x
  2. Step 2: Convert to fraction form
    94,672.32/131,200.08 = 93,336/x
  3. Step 3: Cross multiply
    94,672.32x = 131,200.08 × 93,336
  4. Step 4: Simplify right side
    94,672.32x = 12,245,690,666.88
  5. Step 5: Solve for x
    x = 12,245,690,666.88/94,672.32
  6. Step 6: Final answer
    x = 129,348.16

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.