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Finding the Fourth Proportional to 113,241.60, 169,819.20 and 34,329.60

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Solution

The fourth proportional to 113,241.60, 169,819.20 and 34,329.60 is: 51,481.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,241.60 : 169,819.20 = 34,329.60 : x
  2. Step 2: Convert to fraction form
    113,241.60/169,819.20 = 34,329.60/x
  3. Step 3: Cross multiply
    113,241.60x = 169,819.20 × 34,329.60
  4. Step 4: Simplify right side
    113,241.60x = 5,829,825,208.32
  5. Step 5: Solve for x
    x = 5,829,825,208.32/113,241.60
  6. Step 6: Final answer
    x = 51,481.30

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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.