Home / 73,309.24-109,965.90-25,917.64

Finding the Fourth Proportional to 73,309.24, 109,965.90 and 25,917.64

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Solution

The fourth proportional to 73,309.24, 109,965.90 and 25,917.64 is: 38,877.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,309.24 : 109,965.90 = 25,917.64 : x
  2. Step 2: Convert to fraction form
    73,309.24/109,965.90 = 25,917.64/x
  3. Step 3: Cross multiply
    73,309.24x = 109,965.90 × 25,917.64
  4. Step 4: Simplify right side
    73,309.24x = 2,850,056,608.48
  5. Step 5: Solve for x
    x = 2,850,056,608.48/73,309.24
  6. Step 6: Final answer
    x = 38,877.18

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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.