Home / 71,564.38-107,183.08-34,150.74

Finding the Fourth Proportional to 71,564.38, 107,183.08 and 34,150.74

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Solution

The fourth proportional to 71,564.38, 107,183.08 and 34,150.74 is: 51,148.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,564.38 : 107,183.08 = 34,150.74 : x
  2. Step 2: Convert to fraction form
    71,564.38/107,183.08 = 34,150.74/x
  3. Step 3: Cross multiply
    71,564.38x = 107,183.08 × 34,150.74
  4. Step 4: Simplify right side
    71,564.38x = 3,660,381,042.18
  5. Step 5: Solve for x
    x = 3,660,381,042.18/71,564.38
  6. Step 6: Final answer
    x = 51,148.08

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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.