Home / 80,013.06-119,945.40-27,410.04

Finding the Fourth Proportional to 80,013.06, 119,945.40 and 27,410.04

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Solution

The fourth proportional to 80,013.06, 119,945.40 and 27,410.04 is: 41,089.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,013.06 : 119,945.40 = 27,410.04 : x
  2. Step 2: Convert to fraction form
    80,013.06/119,945.40 = 27,410.04/x
  3. Step 3: Cross multiply
    80,013.06x = 119,945.40 × 27,410.04
  4. Step 4: Simplify right side
    80,013.06x = 3,287,708,211.82
  5. Step 5: Solve for x
    x = 3,287,708,211.82/80,013.06
  6. Step 6: Final answer
    x = 41,089.64

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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.