Home / 150,486.34-225,751.38-80,327.38

Finding the Fourth Proportional to 150,486.34, 225,751.38 and 80,327.38

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Solution

The fourth proportional to 150,486.34, 225,751.38 and 80,327.38 is: 120,502.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,486.34 : 225,751.38 = 80,327.38 : x
  2. Step 2: Convert to fraction form
    150,486.34/225,751.38 = 80,327.38/x
  3. Step 3: Cross multiply
    150,486.34x = 225,751.38 × 80,327.38
  4. Step 4: Simplify right side
    150,486.34x = 18,134,016,886.78
  5. Step 5: Solve for x
    x = 18,134,016,886.78/150,486.34
  6. Step 6: Final answer
    x = 120,502.74

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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.