Home / 95,816.30-143,822.52-79,123.14

Finding the Fourth Proportional to 95,816.30, 143,822.52 and 79,123.14

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Solution

The fourth proportional to 95,816.30, 143,822.52 and 79,123.14 is: 118,765.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,816.30 : 143,822.52 = 79,123.14 : x
  2. Step 2: Convert to fraction form
    95,816.30/143,822.52 = 79,123.14/x
  3. Step 3: Cross multiply
    95,816.30x = 143,822.52 × 79,123.14
  4. Step 4: Simplify right side
    95,816.30x = 11,379,689,385.11
  5. Step 5: Solve for x
    x = 11,379,689,385.11/95,816.30
  6. Step 6: Final answer
    x = 118,765.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.