Home / 159,158.26-239,219.71-105,306.62

Finding the Fourth Proportional to 159,158.26, 239,219.71 and 105,306.62

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Solution

The fourth proportional to 159,158.26, 239,219.71 and 105,306.62 is: 158,279.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,158.26 : 239,219.71 = 105,306.62 : x
  2. Step 2: Convert to fraction form
    159,158.26/239,219.71 = 105,306.62/x
  3. Step 3: Cross multiply
    159,158.26x = 239,219.71 × 105,306.62
  4. Step 4: Simplify right side
    159,158.26x = 25,191,419,097.48
  5. Step 5: Solve for x
    x = 25,191,419,097.48/159,158.26
  6. Step 6: Final answer
    x = 158,279.06

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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.