Home / 80,287.02-110,791.68-44,474.88

Finding the Fourth Proportional to 80,287.02, 110,791.68 and 44,474.88

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Solution

The fourth proportional to 80,287.02, 110,791.68 and 44,474.88 is: 61,372.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,287.02 : 110,791.68 = 44,474.88 : x
  2. Step 2: Convert to fraction form
    80,287.02/110,791.68 = 44,474.88/x
  3. Step 3: Cross multiply
    80,287.02x = 110,791.68 × 44,474.88
  4. Step 4: Simplify right side
    80,287.02x = 4,927,446,673.00
  5. Step 5: Solve for x
    x = 4,927,446,673.00/80,287.02
  6. Step 6: Final answer
    x = 61,372.89

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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.