Home / 55,302.36-82,879.44-51,759.48

Finding the Fourth Proportional to 55,302.36, 82,879.44 and 51,759.48

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Solution

The fourth proportional to 55,302.36, 82,879.44 and 51,759.48 is: 77,569.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,302.36 : 82,879.44 = 51,759.48 : x
  2. Step 2: Convert to fraction form
    55,302.36/82,879.44 = 51,759.48/x
  3. Step 3: Cross multiply
    55,302.36x = 82,879.44 × 51,759.48
  4. Step 4: Simplify right side
    55,302.36x = 4,289,796,717.09
  5. Step 5: Solve for x
    x = 4,289,796,717.09/55,302.36
  6. Step 6: Final answer
    x = 77,569.87

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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.