Home / 159,463.28-238,903.20-75,292.96

Finding the Fourth Proportional to 159,463.28, 238,903.20 and 75,292.96

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Solution

The fourth proportional to 159,463.28, 238,903.20 and 75,292.96 is: 112,801.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,463.28 : 238,903.20 = 75,292.96 : x
  2. Step 2: Convert to fraction form
    159,463.28/238,903.20 = 75,292.96/x
  3. Step 3: Cross multiply
    159,463.28x = 238,903.20 × 75,292.96
  4. Step 4: Simplify right side
    159,463.28x = 17,987,729,081.47
  5. Step 5: Solve for x
    x = 17,987,729,081.47/159,463.28
  6. Step 6: Final answer
    x = 112,801.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.