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Finding the Fourth Proportional to 225,114.55, 337,100.29 and 135,100.60

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Solution

The fourth proportional to 225,114.55, 337,100.29 and 135,100.60 is: 202,307.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,114.55 : 337,100.29 = 135,100.60 : x
  2. Step 2: Convert to fraction form
    225,114.55/337,100.29 = 135,100.60/x
  3. Step 3: Cross multiply
    225,114.55x = 337,100.29 × 135,100.60
  4. Step 4: Simplify right side
    225,114.55x = 45,542,451,439.17
  5. Step 5: Solve for x
    x = 45,542,451,439.17/225,114.55
  6. Step 6: Final answer
    x = 202,307.90

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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.