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Finding the Fourth Proportional to 110,659.44, 165,948.42 and 39,562.86

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Solution

The fourth proportional to 110,659.44, 165,948.42 and 39,562.86 is: 59,329.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,659.44 : 165,948.42 = 39,562.86 : x
  2. Step 2: Convert to fraction form
    110,659.44/165,948.42 = 39,562.86/x
  3. Step 3: Cross multiply
    110,659.44x = 165,948.42 × 39,562.86
  4. Step 4: Simplify right side
    110,659.44x = 6,565,394,107.68
  5. Step 5: Solve for x
    x = 6,565,394,107.68/110,659.44
  6. Step 6: Final answer
    x = 59,329.72

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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.