Home / 159,552.48-220,183.28-91,564.04

Finding the Fourth Proportional to 159,552.48, 220,183.28 and 91,564.04

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Solution

The fourth proportional to 159,552.48, 220,183.28 and 91,564.04 is: 126,358.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,552.48 : 220,183.28 = 91,564.04 : x
  2. Step 2: Convert to fraction form
    159,552.48/220,183.28 = 91,564.04/x
  3. Step 3: Cross multiply
    159,552.48x = 220,183.28 × 91,564.04
  4. Step 4: Simplify right side
    159,552.48x = 20,160,870,657.25
  5. Step 5: Solve for x
    x = 20,160,870,657.25/159,552.48
  6. Step 6: Final answer
    x = 126,358.87

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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.