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Finding the Fourth Proportional to 110,590.72, 165,890.40 and 27,486.88

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Solution

The fourth proportional to 110,590.72, 165,890.40 and 27,486.88 is: 41,231.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,590.72 : 165,890.40 = 27,486.88 : x
  2. Step 2: Convert to fraction form
    110,590.72/165,890.40 = 27,486.88/x
  3. Step 3: Cross multiply
    110,590.72x = 165,890.40 × 27,486.88
  4. Step 4: Simplify right side
    110,590.72x = 4,559,809,517.95
  5. Step 5: Solve for x
    x = 4,559,809,517.95/110,590.72
  6. Step 6: Final answer
    x = 41,231.39

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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.