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Finding the Fourth Proportional to 110,613.68, 165,920.48 and 27,507.68

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Solution

The fourth proportional to 110,613.68, 165,920.48 and 27,507.68 is: 41,261.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,613.68 : 165,920.48 = 27,507.68 : x
  2. Step 2: Convert to fraction form
    110,613.68/165,920.48 = 27,507.68/x
  3. Step 3: Cross multiply
    110,613.68x = 165,920.48 × 27,507.68
  4. Step 4: Simplify right side
    110,613.68x = 4,564,087,469.29
  5. Step 5: Solve for x
    x = 4,564,087,469.29/110,613.68
  6. Step 6: Final answer
    x = 41,261.51

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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.