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Finding the Fourth Proportional to 150,401.80, 225,602.70 and 94,414.60

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Solution

The fourth proportional to 150,401.80, 225,602.70 and 94,414.60 is: 141,621.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,401.80 : 225,602.70 = 94,414.60 : x
  2. Step 2: Convert to fraction form
    150,401.80/225,602.70 = 94,414.60/x
  3. Step 3: Cross multiply
    150,401.80x = 225,602.70 × 94,414.60
  4. Step 4: Simplify right side
    150,401.80x = 21,300,188,679.42
  5. Step 5: Solve for x
    x = 21,300,188,679.42/150,401.80
  6. Step 6: Final answer
    x = 141,621.90

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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.