Home / 108,113.52-149,190.26-60,369.86

Finding the Fourth Proportional to 108,113.52, 149,190.26 and 60,369.86

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Solution

The fourth proportional to 108,113.52, 149,190.26 and 60,369.86 is: 83,306.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,113.52 : 149,190.26 = 60,369.86 : x
  2. Step 2: Convert to fraction form
    108,113.52/149,190.26 = 60,369.86/x
  3. Step 3: Cross multiply
    108,113.52x = 149,190.26 × 60,369.86
  4. Step 4: Simplify right side
    108,113.52x = 9,006,595,109.56
  5. Step 5: Solve for x
    x = 9,006,595,109.56/108,113.52
  6. Step 6: Final answer
    x = 83,306.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.