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Finding the Fourth Proportional to 110,595.60, 165,893.40 and 48,387.60

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Solution

The fourth proportional to 110,595.60, 165,893.40 and 48,387.60 is: 72,581.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,595.60 : 165,893.40 = 48,387.60 : x
  2. Step 2: Convert to fraction form
    110,595.60/165,893.40 = 48,387.60/x
  3. Step 3: Cross multiply
    110,595.60x = 165,893.40 × 48,387.60
  4. Step 4: Simplify right side
    110,595.60x = 8,027,183,481.84
  5. Step 5: Solve for x
    x = 8,027,183,481.84/110,595.60
  6. Step 6: Final answer
    x = 72,581.40

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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.