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Finding the Fourth Proportional to 45,974.80, 68,866.52 and 44,388.64

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Solution

The fourth proportional to 45,974.80, 68,866.52 and 44,388.64 is: 66,490.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,974.80 : 68,866.52 = 44,388.64 : x
  2. Step 2: Convert to fraction form
    45,974.80/68,866.52 = 44,388.64/x
  3. Step 3: Cross multiply
    45,974.80x = 68,866.52 × 44,388.64
  4. Step 4: Simplify right side
    45,974.80x = 3,056,891,164.33
  5. Step 5: Solve for x
    x = 3,056,891,164.33/45,974.80
  6. Step 6: Final answer
    x = 66,490.58

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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.