Home / 75,914.20-113,867.88-25,998.76

Finding the Fourth Proportional to 75,914.20, 113,867.88 and 25,998.76

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Solution

The fourth proportional to 75,914.20, 113,867.88 and 25,998.76 is: 38,996.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,914.20 : 113,867.88 = 25,998.76 : x
  2. Step 2: Convert to fraction form
    75,914.20/113,867.88 = 25,998.76/x
  3. Step 3: Cross multiply
    75,914.20x = 113,867.88 × 25,998.76
  4. Step 4: Simplify right side
    75,914.20x = 2,960,423,683.83
  5. Step 5: Solve for x
    x = 2,960,423,683.83/75,914.20
  6. Step 6: Final answer
    x = 38,996.97

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1.5x scale

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.