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Finding the Fourth Proportional to 110,520.58, 165,782 and 88,474.10

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Solution

The fourth proportional to 110,520.58, 165,782 and 88,474.10 is: 132,712.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,520.58 : 165,782 = 88,474.10 : x
  2. Step 2: Convert to fraction form
    110,520.58/165,782 = 88,474.10/x
  3. Step 3: Cross multiply
    110,520.58x = 165,782 × 88,474.10
  4. Step 4: Simplify right side
    110,520.58x = 14,667,413,246.20
  5. Step 5: Solve for x
    x = 14,667,413,246.20/110,520.58
  6. Step 6: Final answer
    x = 132,712.05

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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.