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Finding the Fourth Proportional to 67,610.70, 101,432.66 and 23,238.09

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Solution

The fourth proportional to 67,610.70, 101,432.66 and 23,238.09 is: 34,862.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,610.70 : 101,432.66 = 23,238.09 : x
  2. Step 2: Convert to fraction form
    67,610.70/101,432.66 = 23,238.09/x
  3. Step 3: Cross multiply
    67,610.70x = 101,432.66 × 23,238.09
  4. Step 4: Simplify right side
    67,610.70x = 2,357,101,282.02
  5. Step 5: Solve for x
    x = 2,357,101,282.02/67,610.70
  6. Step 6: Final answer
    x = 34,862.84

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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.