Home / 150,154.23-225,125.01-75,220.92

Finding the Fourth Proportional to 150,154.23, 225,125.01 and 75,220.92

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Solution

The fourth proportional to 150,154.23, 225,125.01 and 75,220.92 is: 112,778.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,154.23 : 225,125.01 = 75,220.92 : x
  2. Step 2: Convert to fraction form
    150,154.23/225,125.01 = 75,220.92/x
  3. Step 3: Cross multiply
    150,154.23x = 225,125.01 × 75,220.92
  4. Step 4: Simplify right side
    150,154.23x = 16,934,109,241.58
  5. Step 5: Solve for x
    x = 16,934,109,241.58/150,154.23
  6. Step 6: Final answer
    x = 112,778.11

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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.