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Finding the Fourth Proportional to 80,274.51, 110,769.84 and 44,455.50

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Solution

The fourth proportional to 80,274.51, 110,769.84 and 44,455.50 is: 61,343.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,274.51 : 110,769.84 = 44,455.50 : x
  2. Step 2: Convert to fraction form
    80,274.51/110,769.84 = 44,455.50/x
  3. Step 3: Cross multiply
    80,274.51x = 110,769.84 × 44,455.50
  4. Step 4: Simplify right side
    80,274.51x = 4,924,328,622.12
  5. Step 5: Solve for x
    x = 4,924,328,622.12/80,274.51
  6. Step 6: Final answer
    x = 61,343.61

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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.