Home / 95,228.40-131,410.14-54,939.78

Finding the Fourth Proportional to 95,228.40, 131,410.14 and 54,939.78

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Solution

The fourth proportional to 95,228.40, 131,410.14 and 54,939.78 is: 75,813.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,228.40 : 131,410.14 = 54,939.78 : x
  2. Step 2: Convert to fraction form
    95,228.40/131,410.14 = 54,939.78/x
  3. Step 3: Cross multiply
    95,228.40x = 131,410.14 × 54,939.78
  4. Step 4: Simplify right side
    95,228.40x = 7,219,644,181.37
  5. Step 5: Solve for x
    x = 7,219,644,181.37/95,228.40
  6. Step 6: Final answer
    x = 75,813.98

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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.