Home / 159,748.53-220,451.52-88,129.14

Finding the Fourth Proportional to 159,748.53, 220,451.52 and 88,129.14

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Solution

The fourth proportional to 159,748.53, 220,451.52 and 88,129.14 is: 121,617.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,748.53 : 220,451.52 = 88,129.14 : x
  2. Step 2: Convert to fraction form
    159,748.53/220,451.52 = 88,129.14/x
  3. Step 3: Cross multiply
    159,748.53x = 220,451.52 × 88,129.14
  4. Step 4: Simplify right side
    159,748.53x = 19,428,202,869.29
  5. Step 5: Solve for x
    x = 19,428,202,869.29/159,748.53
  6. Step 6: Final answer
    x = 121,617.41

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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.