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Finding the Fourth Proportional to 110,011.57, 165,034.67 and 43,452.05

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Solution

The fourth proportional to 110,011.57, 165,034.67 and 43,452.05 is: 65,184.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,011.57 : 165,034.67 = 43,452.05 : x
  2. Step 2: Convert to fraction form
    110,011.57/165,034.67 = 43,452.05/x
  3. Step 3: Cross multiply
    110,011.57x = 165,034.67 × 43,452.05
  4. Step 4: Simplify right side
    110,011.57x = 7,171,093,690.14
  5. Step 5: Solve for x
    x = 7,171,093,690.14/110,011.57
  6. Step 6: Final answer
    x = 65,184.91

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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.