Home / 75,606.18-113,353.68-25,672.87

Finding the Fourth Proportional to 75,606.18, 113,353.68 and 25,672.87

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Solution

The fourth proportional to 75,606.18, 113,353.68 and 25,672.87 is: 38,490.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,606.18 : 113,353.68 = 25,672.87 : x
  2. Step 2: Convert to fraction form
    75,606.18/113,353.68 = 25,672.87/x
  3. Step 3: Cross multiply
    75,606.18x = 113,353.68 × 25,672.87
  4. Step 4: Simplify right side
    75,606.18x = 2,910,114,290.66
  5. Step 5: Solve for x
    x = 2,910,114,290.66/75,606.18
  6. Step 6: Final answer
    x = 38,490.43

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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.