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Finding the Fourth Proportional to 110,866.30, 166,321.05 and 44,295.10

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Solution

The fourth proportional to 110,866.30, 166,321.05 and 44,295.10 is: 66,451.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,866.30 : 166,321.05 = 44,295.10 : x
  2. Step 2: Convert to fraction form
    110,866.30/166,321.05 = 44,295.10/x
  3. Step 3: Cross multiply
    110,866.30x = 166,321.05 × 44,295.10
  4. Step 4: Simplify right side
    110,866.30x = 7,367,207,541.86
  5. Step 5: Solve for x
    x = 7,367,207,541.86/110,866.30
  6. Step 6: Final answer
    x = 66,451.28

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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.