Home / 159,648.06-220,132.17-119,293.86

Finding the Fourth Proportional to 159,648.06, 220,132.17 and 119,293.86

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Solution

The fourth proportional to 159,648.06, 220,132.17 and 119,293.86 is: 164,489.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,648.06 : 220,132.17 = 119,293.86 : x
  2. Step 2: Convert to fraction form
    159,648.06/220,132.17 = 119,293.86/x
  3. Step 3: Cross multiply
    159,648.06x = 220,132.17 × 119,293.86
  4. Step 4: Simplify right side
    159,648.06x = 26,260,416,269.48
  5. Step 5: Solve for x
    x = 26,260,416,269.48/159,648.06
  6. Step 6: Final answer
    x = 164,489.42

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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.