Home / 71,546.31-107,350.45-34,106.69

Finding the Fourth Proportional to 71,546.31, 107,350.45 and 34,106.69

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Solution

The fourth proportional to 71,546.31, 107,350.45 and 34,106.69 is: 51,174.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,546.31 : 107,350.45 = 34,106.69 : x
  2. Step 2: Convert to fraction form
    71,546.31/107,350.45 = 34,106.69/x
  3. Step 3: Cross multiply
    71,546.31x = 107,350.45 × 34,106.69
  4. Step 4: Simplify right side
    71,546.31x = 3,661,368,702.62
  5. Step 5: Solve for x
    x = 3,661,368,702.62/71,546.31
  6. Step 6: Final answer
    x = 51,174.81

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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.