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Finding the Fourth Proportional to 150,510.96, 225,763.20 and 45,327.60

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Solution

The fourth proportional to 150,510.96, 225,763.20 and 45,327.60 is: 67,990.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,510.96 : 225,763.20 = 45,327.60 : x
  2. Step 2: Convert to fraction form
    150,510.96/225,763.20 = 45,327.60/x
  3. Step 3: Cross multiply
    150,510.96x = 225,763.20 × 45,327.60
  4. Step 4: Simplify right side
    150,510.96x = 10,233,304,024.32
  5. Step 5: Solve for x
    x = 10,233,304,024.32/150,510.96
  6. Step 6: Final answer
    x = 67,990.42

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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.