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Finding the Fourth Proportional to 229,819.32, 344,730.48 and 80,062.44

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Solution

The fourth proportional to 229,819.32, 344,730.48 and 80,062.44 is: 120,094.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,819.32 : 344,730.48 = 80,062.44 : x
  2. Step 2: Convert to fraction form
    229,819.32/344,730.48 = 80,062.44/x
  3. Step 3: Cross multiply
    229,819.32x = 344,730.48 × 80,062.44
  4. Step 4: Simplify right side
    229,819.32x = 27,599,963,371.17
  5. Step 5: Solve for x
    x = 27,599,963,371.17/229,819.32
  6. Step 6: Final answer
    x = 120,094.18

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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.