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Finding the Fourth Proportional to 224,871.90, 337,113.45 and 136,031.10

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Solution

The fourth proportional to 224,871.90, 337,113.45 and 136,031.10 is: 203,929.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,871.90 : 337,113.45 = 136,031.10 : x
  2. Step 2: Convert to fraction form
    224,871.90/337,113.45 = 136,031.10/x
  3. Step 3: Cross multiply
    224,871.90x = 337,113.45 × 136,031.10
  4. Step 4: Simplify right side
    224,871.90x = 45,857,913,428.30
  5. Step 5: Solve for x
    x = 45,857,913,428.30/224,871.90
  6. Step 6: Final answer
    x = 203,929.05

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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.