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Finding the Fourth Proportional to 70,591.91, 97,397.84 and 41,887.73

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Solution

The fourth proportional to 70,591.91, 97,397.84 and 41,887.73 is: 57,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,591.91 : 97,397.84 = 41,887.73 : x
  2. Step 2: Convert to fraction form
    70,591.91/97,397.84 = 41,887.73/x
  3. Step 3: Cross multiply
    70,591.91x = 97,397.84 × 41,887.73
  4. Step 4: Simplify right side
    70,591.91x = 4,079,774,772.72
  5. Step 5: Solve for x
    x = 4,079,774,772.72/70,591.91
  6. Step 6: Final answer
    x = 57,793.80

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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.