Home / 80,328.07-110,851.03-44,517.78

Finding the Fourth Proportional to 80,328.07, 110,851.03 and 44,517.78

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Solution

The fourth proportional to 80,328.07, 110,851.03 and 44,517.78 is: 61,433.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,328.07 : 110,851.03 = 44,517.78 : x
  2. Step 2: Convert to fraction form
    80,328.07/110,851.03 = 44,517.78/x
  3. Step 3: Cross multiply
    80,328.07x = 110,851.03 × 44,517.78
  4. Step 4: Simplify right side
    80,328.07x = 4,934,841,766.31
  5. Step 5: Solve for x
    x = 4,934,841,766.31/80,328.07
  6. Step 6: Final answer
    x = 61,433.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.