Home / 80,588.18-120,882.24-25,184.18

Finding the Fourth Proportional to 80,588.18, 120,882.24 and 25,184.18

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Solution

The fourth proportional to 80,588.18, 120,882.24 and 25,184.18 is: 37,776.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,588.18 : 120,882.24 = 25,184.18 : x
  2. Step 2: Convert to fraction form
    80,588.18/120,882.24 = 25,184.18/x
  3. Step 3: Cross multiply
    80,588.18x = 120,882.24 × 25,184.18
  4. Step 4: Simplify right side
    80,588.18x = 3,044,320,090.96
  5. Step 5: Solve for x
    x = 3,044,320,090.96/80,588.18
  6. Step 6: Final answer
    x = 37,776.26

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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.