Home / 110,363.20-165,546.30-31,477.42

Finding the Fourth Proportional to 110,363.20, 165,546.30 and 31,477.42

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Solution

The fourth proportional to 110,363.20, 165,546.30 and 31,477.42 is: 47,216.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,363.20 : 165,546.30 = 31,477.42 : x
  2. Step 2: Convert to fraction form
    110,363.20/165,546.30 = 31,477.42/x
  3. Step 3: Cross multiply
    110,363.20x = 165,546.30 × 31,477.42
  4. Step 4: Simplify right side
    110,363.20x = 5,210,970,414.55
  5. Step 5: Solve for x
    x = 5,210,970,414.55/110,363.20
  6. Step 6: Final answer
    x = 47,216.56

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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.