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Finding the Fourth Proportional to 224,722.80, 336,982.68 and 119,519.28

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Solution

The fourth proportional to 224,722.80, 336,982.68 and 119,519.28 is: 179,224.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,722.80 : 336,982.68 = 119,519.28 : x
  2. Step 2: Convert to fraction form
    224,722.80/336,982.68 = 119,519.28/x
  3. Step 3: Cross multiply
    224,722.80x = 336,982.68 × 119,519.28
  4. Step 4: Simplify right side
    224,722.80x = 40,275,927,286.07
  5. Step 5: Solve for x
    x = 40,275,927,286.07/224,722.80
  6. Step 6: Final answer
    x = 179,224.93

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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.