Home / 75,734.56-113,598.24-25,812.64

Finding the Fourth Proportional to 75,734.56, 113,598.24 and 25,812.64

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Solution

The fourth proportional to 75,734.56, 113,598.24 and 25,812.64 is: 38,717.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,734.56 : 113,598.24 = 25,812.64 : x
  2. Step 2: Convert to fraction form
    75,734.56/113,598.24 = 25,812.64/x
  3. Step 3: Cross multiply
    75,734.56x = 113,598.24 × 25,812.64
  4. Step 4: Simplify right side
    75,734.56x = 2,932,270,473.75
  5. Step 5: Solve for x
    x = 2,932,270,473.75/75,734.56
  6. Step 6: Final answer
    x = 38,717.73

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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.