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Finding the Fourth Proportional to 80,108.80, 110,548.98 and 44,298.02

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Solution

The fourth proportional to 80,108.80, 110,548.98 and 44,298.02 is: 61,130.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,108.80 : 110,548.98 = 44,298.02 : x
  2. Step 2: Convert to fraction form
    80,108.80/110,548.98 = 44,298.02/x
  3. Step 3: Cross multiply
    80,108.80x = 110,548.98 × 44,298.02
  4. Step 4: Simplify right side
    80,108.80x = 4,897,100,927.02
  5. Step 5: Solve for x
    x = 4,897,100,927.02/80,108.80
  6. Step 6: Final answer
    x = 61,130.62

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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.