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Finding the Fourth Proportional to 80,110.57, 110,553.31 and 44,303.00

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Solution

The fourth proportional to 80,110.57, 110,553.31 and 44,303.00 is: 61,138.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,110.57 : 110,553.31 = 44,303.00 : x
  2. Step 2: Convert to fraction form
    80,110.57/110,553.31 = 44,303.00/x
  3. Step 3: Cross multiply
    80,110.57x = 110,553.31 × 44,303.00
  4. Step 4: Simplify right side
    80,110.57x = 4,897,843,168.20
  5. Step 5: Solve for x
    x = 4,897,843,168.20/80,110.57
  6. Step 6: Final answer
    x = 61,138.54

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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.