Home / 71,631.33-107,299.33-41,959.21

Finding the Fourth Proportional to 71,631.33, 107,299.33 and 41,959.21

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Solution

The fourth proportional to 71,631.33, 107,299.33 and 41,959.21 is: 62,852.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,631.33 : 107,299.33 = 41,959.21 : x
  2. Step 2: Convert to fraction form
    71,631.33/107,299.33 = 41,959.21/x
  3. Step 3: Cross multiply
    71,631.33x = 107,299.33 × 41,959.21
  4. Step 4: Simplify right side
    71,631.33x = 4,502,195,120.33
  5. Step 5: Solve for x
    x = 4,502,195,120.33/71,631.33
  6. Step 6: Final answer
    x = 62,852.32

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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.