Home / 54,334.20-81,404.10-44,419.80

Finding the Fourth Proportional to 54,334.20, 81,404.10 and 44,419.80

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Solution

The fourth proportional to 54,334.20, 81,404.10 and 44,419.80 is: 66,550.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,334.20 : 81,404.10 = 44,419.80 : x
  2. Step 2: Convert to fraction form
    54,334.20/81,404.10 = 44,419.80/x
  3. Step 3: Cross multiply
    54,334.20x = 81,404.10 × 44,419.80
  4. Step 4: Simplify right side
    54,334.20x = 3,615,953,841.18
  5. Step 5: Solve for x
    x = 3,615,953,841.18/54,334.20
  6. Step 6: Final answer
    x = 66,550.24

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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.