Home / 95,141.18-131,321.85-57,417.86

Finding the Fourth Proportional to 95,141.18, 131,321.85 and 57,417.86

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Solution

The fourth proportional to 95,141.18, 131,321.85 and 57,417.86 is: 79,252.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,141.18 : 131,321.85 = 57,417.86 : x
  2. Step 2: Convert to fraction form
    95,141.18/131,321.85 = 57,417.86/x
  3. Step 3: Cross multiply
    95,141.18x = 131,321.85 × 57,417.86
  4. Step 4: Simplify right side
    95,141.18x = 7,540,219,598.24
  5. Step 5: Solve for x
    x = 7,540,219,598.24/95,141.18
  6. Step 6: Final answer
    x = 79,252.95

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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.