Home / 54,207.66-81,293.24-18,176.82

Finding the Fourth Proportional to 54,207.66, 81,293.24 and 18,176.82

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Solution

The fourth proportional to 54,207.66, 81,293.24 and 18,176.82 is: 27,259.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,207.66 : 81,293.24 = 18,176.82 : x
  2. Step 2: Convert to fraction form
    54,207.66/81,293.24 = 18,176.82/x
  3. Step 3: Cross multiply
    54,207.66x = 81,293.24 × 18,176.82
  4. Step 4: Simplify right side
    54,207.66x = 1,477,652,590.70
  5. Step 5: Solve for x
    x = 1,477,652,590.70/54,207.66
  6. Step 6: Final answer
    x = 27,259.11

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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.