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Finding the Fourth Proportional to 67,648.74, 101,472.03 and 23,275.86

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Solution

The fourth proportional to 67,648.74, 101,472.03 and 23,275.86 is: 34,913.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,648.74 : 101,472.03 = 23,275.86 : x
  2. Step 2: Convert to fraction form
    67,648.74/101,472.03 = 23,275.86/x
  3. Step 3: Cross multiply
    67,648.74x = 101,472.03 × 23,275.86
  4. Step 4: Simplify right side
    67,648.74x = 2,361,848,764.20
  5. Step 5: Solve for x
    x = 2,361,848,764.20/67,648.74
  6. Step 6: Final answer
    x = 34,913.42

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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.