Home / 75,918.43-113,865.97-25,318.34

Finding the Fourth Proportional to 75,918.43, 113,865.97 and 25,318.34

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Solution

The fourth proportional to 75,918.43, 113,865.97 and 25,318.34 is: 37,973.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,918.43 : 113,865.97 = 25,318.34 : x
  2. Step 2: Convert to fraction form
    75,918.43/113,865.97 = 25,318.34/x
  3. Step 3: Cross multiply
    75,918.43x = 113,865.97 × 25,318.34
  4. Step 4: Simplify right side
    75,918.43x = 2,882,897,856.88
  5. Step 5: Solve for x
    x = 2,882,897,856.88/75,918.43
  6. Step 6: Final answer
    x = 37,973.62

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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.