Home / 60,655.85-83,719.97-39,169.56

Finding the Fourth Proportional to 60,655.85, 83,719.97 and 39,169.56

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Solution

The fourth proportional to 60,655.85, 83,719.97 and 39,169.56 is: 54,063.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,655.85 : 83,719.97 = 39,169.56 : x
  2. Step 2: Convert to fraction form
    60,655.85/83,719.97 = 39,169.56/x
  3. Step 3: Cross multiply
    60,655.85x = 83,719.97 × 39,169.56
  4. Step 4: Simplify right side
    60,655.85x = 3,279,274,388.11
  5. Step 5: Solve for x
    x = 3,279,274,388.11/60,655.85
  6. Step 6: Final answer
    x = 54,063.61

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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.