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Finding the Fourth Proportional to 94,251.64, 141,564.56 and 56,373.88

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Solution

The fourth proportional to 94,251.64, 141,564.56 and 56,373.88 is: 84,672.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,251.64 : 141,564.56 = 56,373.88 : x
  2. Step 2: Convert to fraction form
    94,251.64/141,564.56 = 56,373.88/x
  3. Step 3: Cross multiply
    94,251.64x = 141,564.56 × 56,373.88
  4. Step 4: Simplify right side
    94,251.64x = 7,980,543,517.69
  5. Step 5: Solve for x
    x = 7,980,543,517.69/94,251.64
  6. Step 6: Final answer
    x = 84,672.73

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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.