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Finding the Fourth Proportional to 79,446.72, 119,200.86 and 35,042.13

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Solution

The fourth proportional to 79,446.72, 119,200.86 and 35,042.13 is: 52,576.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,446.72 : 119,200.86 = 35,042.13 : x
  2. Step 2: Convert to fraction form
    79,446.72/119,200.86 = 35,042.13/x
  3. Step 3: Cross multiply
    79,446.72x = 119,200.86 × 35,042.13
  4. Step 4: Simplify right side
    79,446.72x = 4,177,052,032.23
  5. Step 5: Solve for x
    x = 4,177,052,032.23/79,446.72
  6. Step 6: Final answer
    x = 52,576.77

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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.