Home / 148,767.60-222,929.88-82,226.88

Finding the Fourth Proportional to 148,767.60, 222,929.88 and 82,226.88

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Solution

The fourth proportional to 148,767.60, 222,929.88 and 82,226.88 is: 123,217.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,767.60 : 222,929.88 = 82,226.88 : x
  2. Step 2: Convert to fraction form
    148,767.60/222,929.88 = 82,226.88/x
  3. Step 3: Cross multiply
    148,767.60x = 222,929.88 × 82,226.88
  4. Step 4: Simplify right side
    148,767.60x = 18,330,828,491.17
  5. Step 5: Solve for x
    x = 18,330,828,491.17/148,767.60
  6. Step 6: Final answer
    x = 123,217.88

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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.