Home / 159,436.24-238,862.70-75,265.96

Finding the Fourth Proportional to 159,436.24, 238,862.70 and 75,265.96

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Solution

The fourth proportional to 159,436.24, 238,862.70 and 75,265.96 is: 112,761.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,436.24 : 238,862.70 = 75,265.96 : x
  2. Step 2: Convert to fraction form
    159,436.24/238,862.70 = 75,265.96/x
  3. Step 3: Cross multiply
    159,436.24x = 238,862.70 × 75,265.96
  4. Step 4: Simplify right side
    159,436.24x = 17,978,230,423.69
  5. Step 5: Solve for x
    x = 17,978,230,423.69/159,436.24
  6. Step 6: Final answer
    x = 112,761.25

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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.