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Finding the Fourth Proportional to 110,593.38, 165,790.44 and 75,066.78

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Solution

The fourth proportional to 110,593.38, 165,790.44 and 75,066.78 is: 112,532.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,593.38 : 165,790.44 = 75,066.78 : x
  2. Step 2: Convert to fraction form
    110,593.38/165,790.44 = 75,066.78/x
  3. Step 3: Cross multiply
    110,593.38x = 165,790.44 × 75,066.78
  4. Step 4: Simplify right side
    110,593.38x = 12,445,354,485.58
  5. Step 5: Solve for x
    x = 12,445,354,485.58/110,593.38
  6. Step 6: Final answer
    x = 112,532.54

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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.