Home / 57,264.87-79,025.39-31,775.11

Finding the Fourth Proportional to 57,264.87, 79,025.39 and 31,775.11

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Solution

The fourth proportional to 57,264.87, 79,025.39 and 31,775.11 is: 43,849.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,264.87 : 79,025.39 = 31,775.11 : x
  2. Step 2: Convert to fraction form
    57,264.87/79,025.39 = 31,775.11/x
  3. Step 3: Cross multiply
    57,264.87x = 79,025.39 × 31,775.11
  4. Step 4: Simplify right side
    57,264.87x = 2,511,040,301.17
  5. Step 5: Solve for x
    x = 2,511,040,301.17/57,264.87
  6. Step 6: Final answer
    x = 43,849.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.