Home / 80,052.40-120,081.03-27,461.13

Finding the Fourth Proportional to 80,052.40, 120,081.03 and 27,461.13

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Solution

The fourth proportional to 80,052.40, 120,081.03 and 27,461.13 is: 41,192.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,052.40 : 120,081.03 = 27,461.13 : x
  2. Step 2: Convert to fraction form
    80,052.40/120,081.03 = 27,461.13/x
  3. Step 3: Cross multiply
    80,052.40x = 120,081.03 × 27,461.13
  4. Step 4: Simplify right side
    80,052.40x = 3,297,560,775.36
  5. Step 5: Solve for x
    x = 3,297,560,775.36/80,052.40
  6. Step 6: Final answer
    x = 41,192.53

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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.