Home / 229,275.20-343,414.16-140,259.44

Finding the Fourth Proportional to 229,275.20, 343,414.16 and 140,259.44

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Solution

The fourth proportional to 229,275.20, 343,414.16 and 140,259.44 is: 210,084.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,275.20 : 343,414.16 = 140,259.44 : x
  2. Step 2: Convert to fraction form
    229,275.20/343,414.16 = 140,259.44/x
  3. Step 3: Cross multiply
    229,275.20x = 343,414.16 × 140,259.44
  4. Step 4: Simplify right side
    229,275.20x = 48,167,077,769.67
  5. Step 5: Solve for x
    x = 48,167,077,769.67/229,275.20
  6. Step 6: Final answer
    x = 210,084.12

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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.