Home / 71,935.40-107,899.13-22,015.46

Finding the Fourth Proportional to 71,935.40, 107,899.13 and 22,015.46

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Solution

The fourth proportional to 71,935.40, 107,899.13 and 22,015.46 is: 33,021.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,935.40 : 107,899.13 = 22,015.46 : x
  2. Step 2: Convert to fraction form
    71,935.40/107,899.13 = 22,015.46/x
  3. Step 3: Cross multiply
    71,935.40x = 107,899.13 × 22,015.46
  4. Step 4: Simplify right side
    71,935.40x = 2,375,448,330.98
  5. Step 5: Solve for x
    x = 2,375,448,330.98/71,935.40
  6. Step 6: Final answer
    x = 33,021.97

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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.