Home / 71,610.50-107,417.88-34,174.53

Finding the Fourth Proportional to 71,610.50, 107,417.88 and 34,174.53

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Solution

The fourth proportional to 71,610.50, 107,417.88 and 34,174.53 is: 51,262.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,610.50 : 107,417.88 = 34,174.53 : x
  2. Step 2: Convert to fraction form
    71,610.50/107,417.88 = 34,174.53/x
  3. Step 3: Cross multiply
    71,610.50x = 107,417.88 × 34,174.53
  4. Step 4: Simplify right side
    71,610.50x = 3,670,955,562.60
  5. Step 5: Solve for x
    x = 3,670,955,562.60/71,610.50
  6. Step 6: Final answer
    x = 51,262.81

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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.