Home / 80,559.20-120,851.10-41,094.79

Finding the Fourth Proportional to 80,559.20, 120,851.10 and 41,094.79

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Solution

The fourth proportional to 80,559.20, 120,851.10 and 41,094.79 is: 61,648.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,559.20 : 120,851.10 = 41,094.79 : x
  2. Step 2: Convert to fraction form
    80,559.20/120,851.10 = 41,094.79/x
  3. Step 3: Cross multiply
    80,559.20x = 120,851.10 × 41,094.79
  4. Step 4: Simplify right side
    80,559.20x = 4,966,350,273.64
  5. Step 5: Solve for x
    x = 4,966,350,273.64/80,559.20
  6. Step 6: Final answer
    x = 61,648.45

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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.