Home / 95,766.24-143,453.52-78,060

Finding the Fourth Proportional to 95,766.24, 143,453.52 and 78,060

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Solution

The fourth proportional to 95,766.24, 143,453.52 and 78,060 is: 116,930.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,766.24 : 143,453.52 = 78,060 : x
  2. Step 2: Convert to fraction form
    95,766.24/143,453.52 = 78,060/x
  3. Step 3: Cross multiply
    95,766.24x = 143,453.52 × 78,060
  4. Step 4: Simplify right side
    95,766.24x = 11,197,981,771.20
  5. Step 5: Solve for x
    x = 11,197,981,771.20/95,766.24
  6. Step 6: Final answer
    x = 116,930.37

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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.