Home / 147,614.96-220,279.82-131,863.28

Finding the Fourth Proportional to 147,614.96, 220,279.82 and 131,863.28

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Solution

The fourth proportional to 147,614.96, 220,279.82 and 131,863.28 is: 196,774.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,614.96 : 220,279.82 = 131,863.28 : x
  2. Step 2: Convert to fraction form
    147,614.96/220,279.82 = 131,863.28/x
  3. Step 3: Cross multiply
    147,614.96x = 220,279.82 × 131,863.28
  4. Step 4: Simplify right side
    147,614.96x = 29,046,819,583.01
  5. Step 5: Solve for x
    x = 29,046,819,583.01/147,614.96
  6. Step 6: Final answer
    x = 196,774.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.