Home / 71,851.64-107,826.78-25,104.56

Finding the Fourth Proportional to 71,851.64, 107,826.78 and 25,104.56

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Solution

The fourth proportional to 71,851.64, 107,826.78 and 25,104.56 is: 37,674.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,851.64 : 107,826.78 = 25,104.56 : x
  2. Step 2: Convert to fraction form
    71,851.64/107,826.78 = 25,104.56/x
  3. Step 3: Cross multiply
    71,851.64x = 107,826.78 × 25,104.56
  4. Step 4: Simplify right side
    71,851.64x = 2,706,943,868.12
  5. Step 5: Solve for x
    x = 2,706,943,868.12/71,851.64
  6. Step 6: Final answer
    x = 37,674.07

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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.