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Finding the Fourth Proportional to 169,665.57, 254,498.22 and 43,305.84

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Solution

The fourth proportional to 169,665.57, 254,498.22 and 43,305.84 is: 64,958.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,665.57 : 254,498.22 = 43,305.84 : x
  2. Step 2: Convert to fraction form
    169,665.57/254,498.22 = 43,305.84/x
  3. Step 3: Cross multiply
    169,665.57x = 254,498.22 × 43,305.84
  4. Step 4: Simplify right side
    169,665.57x = 11,021,259,195.60
  5. Step 5: Solve for x
    x = 11,021,259,195.60/169,665.57
  6. Step 6: Final answer
    x = 64,958.73

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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.