Home / 115,046.92-172,577.82-36,164.20

Finding the Fourth Proportional to 115,046.92, 172,577.82 and 36,164.20

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Solution

The fourth proportional to 115,046.92, 172,577.82 and 36,164.20 is: 54,248.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,046.92 : 172,577.82 = 36,164.20 : x
  2. Step 2: Convert to fraction form
    115,046.92/172,577.82 = 36,164.20/x
  3. Step 3: Cross multiply
    115,046.92x = 172,577.82 × 36,164.20
  4. Step 4: Simplify right side
    115,046.92x = 6,241,138,798.04
  5. Step 5: Solve for x
    x = 6,241,138,798.04/115,046.92
  6. Step 6: Final answer
    x = 54,248.64

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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.