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Finding the Fourth Proportional to 114,449.92, 170,709.80 and 110,950.72

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Solution

The fourth proportional to 114,449.92, 170,709.80 and 110,950.72 is: 165,490.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,449.92 : 170,709.80 = 110,950.72 : x
  2. Step 2: Convert to fraction form
    114,449.92/170,709.80 = 110,950.72/x
  3. Step 3: Cross multiply
    114,449.92x = 170,709.80 × 110,950.72
  4. Step 4: Simplify right side
    114,449.92x = 18,940,375,221.06
  5. Step 5: Solve for x
    x = 18,940,375,221.06/114,449.92
  6. Step 6: Final answer
    x = 165,490.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.