Home / 137,588.45-206,776.33-67,516.97

Finding the Fourth Proportional to 137,588.45, 206,776.33 and 67,516.97

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Solution

The fourth proportional to 137,588.45, 206,776.33 and 67,516.97 is: 101,468.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,588.45 : 206,776.33 = 67,516.97 : x
  2. Step 2: Convert to fraction form
    137,588.45/206,776.33 = 67,516.97/x
  3. Step 3: Cross multiply
    137,588.45x = 206,776.33 × 67,516.97
  4. Step 4: Simplify right side
    137,588.45x = 13,960,910,933.04
  5. Step 5: Solve for x
    x = 13,960,910,933.04/137,588.45
  6. Step 6: Final answer
    x = 101,468.63

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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.