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Finding the Fourth Proportional to 80,267.36, 110,760.48 and 44,456.48

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Solution

The fourth proportional to 80,267.36, 110,760.48 and 44,456.48 is: 61,345.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,267.36 : 110,760.48 = 44,456.48 : x
  2. Step 2: Convert to fraction form
    80,267.36/110,760.48 = 44,456.48/x
  3. Step 3: Cross multiply
    80,267.36x = 110,760.48 × 44,456.48
  4. Step 4: Simplify right side
    80,267.36x = 4,924,021,063.91
  5. Step 5: Solve for x
    x = 4,924,021,063.91/80,267.36
  6. Step 6: Final answer
    x = 61,345.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.