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Finding the Fourth Proportional to 150,414.76, 225,622.14 and 76,594.60

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Solution

The fourth proportional to 150,414.76, 225,622.14 and 76,594.60 is: 114,891.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,414.76 : 225,622.14 = 76,594.60 : x
  2. Step 2: Convert to fraction form
    150,414.76/225,622.14 = 76,594.60/x
  3. Step 3: Cross multiply
    150,414.76x = 225,622.14 × 76,594.60
  4. Step 4: Simplify right side
    150,414.76x = 17,281,437,564.44
  5. Step 5: Solve for x
    x = 17,281,437,564.44/150,414.76
  6. Step 6: Final answer
    x = 114,891.90

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1.5x scale

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.