Home / 239,136.83-358,459.20-106,079.75

Finding the Fourth Proportional to 239,136.83, 358,459.20 and 106,079.75

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Solution

The fourth proportional to 239,136.83, 358,459.20 and 106,079.75 is: 159,010.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,136.83 : 358,459.20 = 106,079.75 : x
  2. Step 2: Convert to fraction form
    239,136.83/358,459.20 = 106,079.75/x
  3. Step 3: Cross multiply
    239,136.83x = 358,459.20 × 106,079.75
  4. Step 4: Simplify right side
    239,136.83x = 38,025,262,321.20
  5. Step 5: Solve for x
    x = 38,025,262,321.20/239,136.83
  6. Step 6: Final answer
    x = 159,010.48

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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.