Home / 239,747.98-359,680.38-79,823.62

Finding the Fourth Proportional to 239,747.98, 359,680.38 and 79,823.62

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Solution

The fourth proportional to 239,747.98, 359,680.38 and 79,823.62 is: 119,754.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,747.98 : 359,680.38 = 79,823.62 : x
  2. Step 2: Convert to fraction form
    239,747.98/359,680.38 = 79,823.62/x
  3. Step 3: Cross multiply
    239,747.98x = 359,680.38 × 79,823.62
  4. Step 4: Simplify right side
    239,747.98x = 28,710,989,974.58
  5. Step 5: Solve for x
    x = 28,710,989,974.58/239,747.98
  6. Step 6: Final answer
    x = 119,754.88

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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.