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Finding the Fourth Proportional to 113,652.52, 170,478.64 and 30,546.52

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Solution

The fourth proportional to 113,652.52, 170,478.64 and 30,546.52 is: 45,819.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,652.52 : 170,478.64 = 30,546.52 : x
  2. Step 2: Convert to fraction form
    113,652.52/170,478.64 = 30,546.52/x
  3. Step 3: Cross multiply
    113,652.52x = 170,478.64 × 30,546.52
  4. Step 4: Simplify right side
    113,652.52x = 5,207,529,186.33
  5. Step 5: Solve for x
    x = 5,207,529,186.33/113,652.52
  6. Step 6: Final answer
    x = 45,819.74

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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.