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Finding the Fourth Proportional to 110,837.60, 166,207.80 and 44,255.60

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Solution

The fourth proportional to 110,837.60, 166,207.80 and 44,255.60 is: 66,363.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,837.60 : 166,207.80 = 44,255.60 : x
  2. Step 2: Convert to fraction form
    110,837.60/166,207.80 = 44,255.60/x
  3. Step 3: Cross multiply
    110,837.60x = 166,207.80 × 44,255.60
  4. Step 4: Simplify right side
    110,837.60x = 7,355,625,913.68
  5. Step 5: Solve for x
    x = 7,355,625,913.68/110,837.60
  6. Step 6: Final answer
    x = 66,363.99

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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.