Home / 159,914.01-220,684.78-88,298.56

Finding the Fourth Proportional to 159,914.01, 220,684.78 and 88,298.56

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Solution

The fourth proportional to 159,914.01, 220,684.78 and 88,298.56 is: 121,853.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,914.01 : 220,684.78 = 88,298.56 : x
  2. Step 2: Convert to fraction form
    159,914.01/220,684.78 = 88,298.56/x
  3. Step 3: Cross multiply
    159,914.01x = 220,684.78 × 88,298.56
  4. Step 4: Simplify right side
    159,914.01x = 19,486,148,287.92
  5. Step 5: Solve for x
    x = 19,486,148,287.92/159,914.01
  6. Step 6: Final answer
    x = 121,853.92

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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.