Home / 224,432.25-309,722.99-123,836.73

Finding the Fourth Proportional to 224,432.25, 309,722.99 and 123,836.73

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Solution

The fourth proportional to 224,432.25, 309,722.99 and 123,836.73 is: 170,898.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,432.25 : 309,722.99 = 123,836.73 : x
  2. Step 2: Convert to fraction form
    224,432.25/309,722.99 = 123,836.73/x
  3. Step 3: Cross multiply
    224,432.25x = 309,722.99 × 123,836.73
  4. Step 4: Simplify right side
    224,432.25x = 38,355,081,668.24
  5. Step 5: Solve for x
    x = 38,355,081,668.24/224,432.25
  6. Step 6: Final answer
    x = 170,898.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.