Home / 225,901.12-338,962.08-159,766.24

Finding the Fourth Proportional to 225,901.12, 338,962.08 and 159,766.24

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Solution

The fourth proportional to 225,901.12, 338,962.08 and 159,766.24 is: 239,727.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,901.12 : 338,962.08 = 159,766.24 : x
  2. Step 2: Convert to fraction form
    225,901.12/338,962.08 = 159,766.24/x
  3. Step 3: Cross multiply
    225,901.12x = 338,962.08 × 159,766.24
  4. Step 4: Simplify right side
    225,901.12x = 54,154,697,024.18
  5. Step 5: Solve for x
    x = 54,154,697,024.18/225,901.12
  6. Step 6: Final answer
    x = 239,727.44

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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.