Home / 80,548.02-120,791.24-26,500.13

Finding the Fourth Proportional to 80,548.02, 120,791.24 and 26,500.13

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Solution

The fourth proportional to 80,548.02, 120,791.24 and 26,500.13 is: 39,740.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,548.02 : 120,791.24 = 26,500.13 : x
  2. Step 2: Convert to fraction form
    80,548.02/120,791.24 = 26,500.13/x
  3. Step 3: Cross multiply
    80,548.02x = 120,791.24 × 26,500.13
  4. Step 4: Simplify right side
    80,548.02x = 3,200,982,826.40
  5. Step 5: Solve for x
    x = 3,200,982,826.40/80,548.02
  6. Step 6: Final answer
    x = 39,740.06

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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.