Home / 54,822.20-82,176.60-29,809.40

Finding the Fourth Proportional to 54,822.20, 82,176.60 and 29,809.40

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Solution

The fourth proportional to 54,822.20, 82,176.60 and 29,809.40 is: 44,683.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,822.20 : 82,176.60 = 29,809.40 : x
  2. Step 2: Convert to fraction form
    54,822.20/82,176.60 = 29,809.40/x
  3. Step 3: Cross multiply
    54,822.20x = 82,176.60 × 29,809.40
  4. Step 4: Simplify right side
    54,822.20x = 2,449,635,140.04
  5. Step 5: Solve for x
    x = 2,449,635,140.04/54,822.20
  6. Step 6: Final answer
    x = 44,683.27

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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.