Home / 229,640.20-344,460.30-136,251.40

Finding the Fourth Proportional to 229,640.20, 344,460.30 and 136,251.40

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Solution

The fourth proportional to 229,640.20, 344,460.30 and 136,251.40 is: 204,377.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,640.20 : 344,460.30 = 136,251.40 : x
  2. Step 2: Convert to fraction form
    229,640.20/344,460.30 = 136,251.40/x
  3. Step 3: Cross multiply
    229,640.20x = 344,460.30 × 136,251.40
  4. Step 4: Simplify right side
    229,640.20x = 46,933,198,119.42
  5. Step 5: Solve for x
    x = 46,933,198,119.42/229,640.20
  6. Step 6: Final answer
    x = 204,377.10

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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.