Home / 159,767.74-220,480.68-88,150.38

Finding the Fourth Proportional to 159,767.74, 220,480.68 and 88,150.38

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Solution

The fourth proportional to 159,767.74, 220,480.68 and 88,150.38 is: 121,648.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,767.74 : 220,480.68 = 88,150.38 : x
  2. Step 2: Convert to fraction form
    159,767.74/220,480.68 = 88,150.38/x
  3. Step 3: Cross multiply
    159,767.74x = 220,480.68 × 88,150.38
  4. Step 4: Simplify right side
    159,767.74x = 19,435,455,228.42
  5. Step 5: Solve for x
    x = 19,435,455,228.42/159,767.74
  6. Step 6: Final answer
    x = 121,648.18

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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.