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Finding the Fourth Proportional to 110,175.64, 165,278.17 and 43,600.21

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Solution

The fourth proportional to 110,175.64, 165,278.17 and 43,600.21 is: 65,406.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,175.64 : 165,278.17 = 43,600.21 : x
  2. Step 2: Convert to fraction form
    110,175.64/165,278.17 = 43,600.21/x
  3. Step 3: Cross multiply
    110,175.64x = 165,278.17 × 43,600.21
  4. Step 4: Simplify right side
    110,175.64x = 7,206,162,920.42
  5. Step 5: Solve for x
    x = 7,206,162,920.42/110,175.64
  6. Step 6: Final answer
    x = 65,406.14

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1.5x scale

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.