Home / 71,942.46-107,909.74-22,022.51

Finding the Fourth Proportional to 71,942.46, 107,909.74 and 22,022.51

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Solution

The fourth proportional to 71,942.46, 107,909.74 and 22,022.51 is: 33,032.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,942.46 : 107,909.74 = 22,022.51 : x
  2. Step 2: Convert to fraction form
    71,942.46/107,909.74 = 22,022.51/x
  3. Step 3: Cross multiply
    71,942.46x = 107,909.74 × 22,022.51
  4. Step 4: Simplify right side
    71,942.46x = 2,376,443,328.25
  5. Step 5: Solve for x
    x = 2,376,443,328.25/71,942.46
  6. Step 6: Final answer
    x = 33,032.56

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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.