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Finding the Fourth Proportional to 110,169.45, 165,258.09 and 35,279.86

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Solution

The fourth proportional to 110,169.45, 165,258.09 and 35,279.86 is: 52,921.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,169.45 : 165,258.09 = 35,279.86 : x
  2. Step 2: Convert to fraction form
    110,169.45/165,258.09 = 35,279.86/x
  3. Step 3: Cross multiply
    110,169.45x = 165,258.09 × 35,279.86
  4. Step 4: Simplify right side
    110,169.45x = 5,830,282,279.07
  5. Step 5: Solve for x
    x = 5,830,282,279.07/110,169.45
  6. Step 6: Final answer
    x = 52,921.04

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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.