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Finding the Fourth Proportional to 95,305.56, 131,512.20 and 55,032.30

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Solution

The fourth proportional to 95,305.56, 131,512.20 and 55,032.30 is: 75,939.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,305.56 : 131,512.20 = 55,032.30 : x
  2. Step 2: Convert to fraction form
    95,305.56/131,512.20 = 55,032.30/x
  3. Step 3: Cross multiply
    95,305.56x = 131,512.20 × 55,032.30
  4. Step 4: Simplify right side
    95,305.56x = 7,237,418,844.06
  5. Step 5: Solve for x
    x = 7,237,418,844.06/95,305.56
  6. Step 6: Final answer
    x = 75,939.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.