Home / 54,449.10-81,564.30-36,734.40

Finding the Fourth Proportional to 54,449.10, 81,564.30 and 36,734.40

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Solution

The fourth proportional to 54,449.10, 81,564.30 and 36,734.40 is: 55,027.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,449.10 : 81,564.30 = 36,734.40 : x
  2. Step 2: Convert to fraction form
    54,449.10/81,564.30 = 36,734.40/x
  3. Step 3: Cross multiply
    54,449.10x = 81,564.30 × 36,734.40
  4. Step 4: Simplify right side
    54,449.10x = 2,996,215,621.92
  5. Step 5: Solve for x
    x = 2,996,215,621.92/54,449.10
  6. Step 6: Final answer
    x = 55,027.83

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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.