Home / 51,940.16-77,979.36-27,333.44

Finding the Fourth Proportional to 51,940.16, 77,979.36 and 27,333.44

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Solution

The fourth proportional to 51,940.16, 77,979.36 and 27,333.44 is: 41,036.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,940.16 : 77,979.36 = 27,333.44 : x
  2. Step 2: Convert to fraction form
    51,940.16/77,979.36 = 27,333.44/x
  3. Step 3: Cross multiply
    51,940.16x = 77,979.36 × 27,333.44
  4. Step 4: Simplify right side
    51,940.16x = 2,131,444,157.80
  5. Step 5: Solve for x
    x = 2,131,444,157.80/51,940.16
  6. Step 6: Final answer
    x = 41,036.53

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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.