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Finding the Fourth Proportional to 116,251.44, 159,378.78 and 114,151.92

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Solution

The fourth proportional to 116,251.44, 159,378.78 and 114,151.92 is: 156,500.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,251.44 : 159,378.78 = 114,151.92 : x
  2. Step 2: Convert to fraction form
    116,251.44/159,378.78 = 114,151.92/x
  3. Step 3: Cross multiply
    116,251.44x = 159,378.78 × 114,151.92
  4. Step 4: Simplify right side
    116,251.44x = 18,193,393,744.26
  5. Step 5: Solve for x
    x = 18,193,393,744.26/116,251.44
  6. Step 6: Final answer
    x = 156,500.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.