Home / 45,085.20-62,179.81-33,781.24

Finding the Fourth Proportional to 45,085.20, 62,179.81 and 33,781.24

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Solution

The fourth proportional to 45,085.20, 62,179.81 and 33,781.24 is: 46,589.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,085.20 : 62,179.81 = 33,781.24 : x
  2. Step 2: Convert to fraction form
    45,085.20/62,179.81 = 33,781.24/x
  3. Step 3: Cross multiply
    45,085.20x = 62,179.81 × 33,781.24
  4. Step 4: Simplify right side
    45,085.20x = 2,100,511,084.76
  5. Step 5: Solve for x
    x = 2,100,511,084.76/45,085.20
  6. Step 6: Final answer
    x = 46,589.81

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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.