Home / 80,588.34-120,851.16-27,266.04

Finding the Fourth Proportional to 80,588.34, 120,851.16 and 27,266.04

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Solution

The fourth proportional to 80,588.34, 120,851.16 and 27,266.04 is: 40,888.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,588.34 : 120,851.16 = 27,266.04 : x
  2. Step 2: Convert to fraction form
    80,588.34/120,851.16 = 27,266.04/x
  3. Step 3: Cross multiply
    80,588.34x = 120,851.16 × 27,266.04
  4. Step 4: Simplify right side
    80,588.34x = 3,295,132,562.61
  5. Step 5: Solve for x
    x = 3,295,132,562.61/80,588.34
  6. Step 6: Final answer
    x = 40,888.45

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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.