Home / 80,097.24-120,133.24-26,788.82

Finding the Fourth Proportional to 80,097.24, 120,133.24 and 26,788.82

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Solution

The fourth proportional to 80,097.24, 120,133.24 and 26,788.82 is: 40,179.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,097.24 : 120,133.24 = 26,788.82 : x
  2. Step 2: Convert to fraction form
    80,097.24/120,133.24 = 26,788.82/x
  3. Step 3: Cross multiply
    80,097.24x = 120,133.24 × 26,788.82
  4. Step 4: Simplify right side
    80,097.24x = 3,218,227,742.38
  5. Step 5: Solve for x
    x = 3,218,227,742.38/80,097.24
  6. Step 6: Final answer
    x = 40,179.01

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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.