Home / 95,076.64-131,219.58-54,782.56

Finding the Fourth Proportional to 95,076.64, 131,219.58 and 54,782.56

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Solution

The fourth proportional to 95,076.64, 131,219.58 and 54,782.56 is: 75,607.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,076.64 : 131,219.58 = 54,782.56 : x
  2. Step 2: Convert to fraction form
    95,076.64/131,219.58 = 54,782.56/x
  3. Step 3: Cross multiply
    95,076.64x = 131,219.58 × 54,782.56
  4. Step 4: Simplify right side
    95,076.64x = 7,188,544,514.52
  5. Step 5: Solve for x
    x = 7,188,544,514.52/95,076.64
  6. Step 6: Final answer
    x = 75,607.89

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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.