Home / 54,451.28-81,734.16-48,251

Finding the Fourth Proportional to 54,451.28, 81,734.16 and 48,251

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Solution

The fourth proportional to 54,451.28, 81,734.16 and 48,251 is: 72,427.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,451.28 : 81,734.16 = 48,251 : x
  2. Step 2: Convert to fraction form
    54,451.28/81,734.16 = 48,251/x
  3. Step 3: Cross multiply
    54,451.28x = 81,734.16 × 48,251
  4. Step 4: Simplify right side
    54,451.28x = 3,943,754,954.16
  5. Step 5: Solve for x
    x = 3,943,754,954.16/54,451.28
  6. Step 6: Final answer
    x = 72,427.22

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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.