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Finding the Fourth Proportional to 71,370.68, 98,502.02 and 41,150.09

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Solution

The fourth proportional to 71,370.68, 98,502.02 and 41,150.09 is: 56,793.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,370.68 : 98,502.02 = 41,150.09 : x
  2. Step 2: Convert to fraction form
    71,370.68/98,502.02 = 41,150.09/x
  3. Step 3: Cross multiply
    71,370.68x = 98,502.02 × 41,150.09
  4. Step 4: Simplify right side
    71,370.68x = 4,053,366,289.92
  5. Step 5: Solve for x
    x = 4,053,366,289.92/71,370.68
  6. Step 6: Final answer
    x = 56,793.16

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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.