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Finding the Fourth Proportional to 69,447.64, 104,178.78 and 22,700.44

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Solution

The fourth proportional to 69,447.64, 104,178.78 and 22,700.44 is: 34,053.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,447.64 : 104,178.78 = 22,700.44 : x
  2. Step 2: Convert to fraction form
    69,447.64/104,178.78 = 22,700.44/x
  3. Step 3: Cross multiply
    69,447.64x = 104,178.78 × 22,700.44
  4. Step 4: Simplify right side
    69,447.64x = 2,364,904,144.66
  5. Step 5: Solve for x
    x = 2,364,904,144.66/69,447.64
  6. Step 6: Final answer
    x = 34,053.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.