Home / 150,287.62-225,438.36-83,677.60

Finding the Fourth Proportional to 150,287.62, 225,438.36 and 83,677.60

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Solution

The fourth proportional to 150,287.62, 225,438.36 and 83,677.60 is: 125,520.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,287.62 : 225,438.36 = 83,677.60 : x
  2. Step 2: Convert to fraction form
    150,287.62/225,438.36 = 83,677.60/x
  3. Step 3: Cross multiply
    150,287.62x = 225,438.36 × 83,677.60
  4. Step 4: Simplify right side
    150,287.62x = 18,864,140,912.74
  5. Step 5: Solve for x
    x = 18,864,140,912.74/150,287.62
  6. Step 6: Final answer
    x = 125,520.26

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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.