Home / 95,057.88-131,171.04-56,809.86

Finding the Fourth Proportional to 95,057.88, 131,171.04 and 56,809.86

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Solution

The fourth proportional to 95,057.88, 131,171.04 and 56,809.86 is: 78,392.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,057.88 : 131,171.04 = 56,809.86 : x
  2. Step 2: Convert to fraction form
    95,057.88/131,171.04 = 56,809.86/x
  3. Step 3: Cross multiply
    95,057.88x = 131,171.04 × 56,809.86
  4. Step 4: Simplify right side
    95,057.88x = 7,451,808,418.45
  5. Step 5: Solve for x
    x = 7,451,808,418.45/95,057.88
  6. Step 6: Final answer
    x = 78,392.33

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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.