Home / 71,882.44-99,196.45-40,050.65

Finding the Fourth Proportional to 71,882.44, 99,196.45 and 40,050.65

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Solution

The fourth proportional to 71,882.44, 99,196.45 and 40,050.65 is: 55,269.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,882.44 : 99,196.45 = 40,050.65 : x
  2. Step 2: Convert to fraction form
    71,882.44/99,196.45 = 40,050.65/x
  3. Step 3: Cross multiply
    71,882.44x = 99,196.45 × 40,050.65
  4. Step 4: Simplify right side
    71,882.44x = 3,972,882,448.06
  5. Step 5: Solve for x
    x = 3,972,882,448.06/71,882.44
  6. Step 6: Final answer
    x = 55,269.17

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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.