Home / 150,121.12-225,164.94-37,801.30

Finding the Fourth Proportional to 150,121.12, 225,164.94 and 37,801.30

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Solution

The fourth proportional to 150,121.12, 225,164.94 and 37,801.30 is: 56,697.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,121.12 : 225,164.94 = 37,801.30 : x
  2. Step 2: Convert to fraction form
    150,121.12/225,164.94 = 37,801.30/x
  3. Step 3: Cross multiply
    150,121.12x = 225,164.94 × 37,801.30
  4. Step 4: Simplify right side
    150,121.12x = 8,511,527,446.42
  5. Step 5: Solve for x
    x = 8,511,527,446.42/150,121.12
  6. Step 6: Final answer
    x = 56,697.73

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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.