Home / 95,218.83-131,397.39-54,945.60

Finding the Fourth Proportional to 95,218.83, 131,397.39 and 54,945.60

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Solution

The fourth proportional to 95,218.83, 131,397.39 and 54,945.60 is: 75,822.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,218.83 : 131,397.39 = 54,945.60 : x
  2. Step 2: Convert to fraction form
    95,218.83/131,397.39 = 54,945.60/x
  3. Step 3: Cross multiply
    95,218.83x = 131,397.39 × 54,945.60
  4. Step 4: Simplify right side
    95,218.83x = 7,219,708,431.98
  5. Step 5: Solve for x
    x = 7,219,708,431.98/95,218.83
  6. Step 6: Final answer
    x = 75,822.28

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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.