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Finding the Fourth Proportional to 80,274.64, 110,774.12 and 44,462.52

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Solution

The fourth proportional to 80,274.64, 110,774.12 and 44,462.52 is: 61,355.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,274.64 : 110,774.12 = 44,462.52 : x
  2. Step 2: Convert to fraction form
    80,274.64/110,774.12 = 44,462.52/x
  3. Step 3: Cross multiply
    80,274.64x = 110,774.12 × 44,462.52
  4. Step 4: Simplify right side
    80,274.64x = 4,925,296,525.98
  5. Step 5: Solve for x
    x = 4,925,296,525.98/80,274.64
  6. Step 6: Final answer
    x = 61,355.57

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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.