Home / 134,156.26-185,138.85-73,732.65

Finding the Fourth Proportional to 134,156.26, 185,138.85 and 73,732.65

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Solution

The fourth proportional to 134,156.26, 185,138.85 and 73,732.65 is: 101,752.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,156.26 : 185,138.85 = 73,732.65 : x
  2. Step 2: Convert to fraction form
    134,156.26/185,138.85 = 73,732.65/x
  3. Step 3: Cross multiply
    134,156.26x = 185,138.85 × 73,732.65
  4. Step 4: Simplify right side
    134,156.26x = 13,650,777,610.68
  5. Step 5: Solve for x
    x = 13,650,777,610.68/134,156.26
  6. Step 6: Final answer
    x = 101,752.82

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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.