Home / 54,836.32-81,772.96-54,337.36

Finding the Fourth Proportional to 54,836.32, 81,772.96 and 54,337.36

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Solution

The fourth proportional to 54,836.32, 81,772.96 and 54,337.36 is: 81,028.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,836.32 : 81,772.96 = 54,337.36 : x
  2. Step 2: Convert to fraction form
    54,836.32/81,772.96 = 54,337.36/x
  3. Step 3: Cross multiply
    54,836.32x = 81,772.96 × 54,337.36
  4. Step 4: Simplify right side
    54,836.32x = 4,443,326,765.79
  5. Step 5: Solve for x
    x = 4,443,326,765.79/54,836.32
  6. Step 6: Final answer
    x = 81,028.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.