Home / 54,456.03-81,741.29-48,255.75

Finding the Fourth Proportional to 54,456.03, 81,741.29 and 48,255.75

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Solution

The fourth proportional to 54,456.03, 81,741.29 and 48,255.75 is: 72,434.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,456.03 : 81,741.29 = 48,255.75 : x
  2. Step 2: Convert to fraction form
    54,456.03/81,741.29 = 48,255.75/x
  3. Step 3: Cross multiply
    54,456.03x = 81,741.29 × 48,255.75
  4. Step 4: Simplify right side
    54,456.03x = 3,944,487,013.64
  5. Step 5: Solve for x
    x = 3,944,487,013.64/54,456.03
  6. Step 6: Final answer
    x = 72,434.35

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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.