Home / 55,911.25-83,805.87-27,467.78

Finding the Fourth Proportional to 55,911.25, 83,805.87 and 27,467.78

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Solution

The fourth proportional to 55,911.25, 83,805.87 and 27,467.78 is: 41,171.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,911.25 : 83,805.87 = 27,467.78 : x
  2. Step 2: Convert to fraction form
    55,911.25/83,805.87 = 27,467.78/x
  3. Step 3: Cross multiply
    55,911.25x = 83,805.87 × 27,467.78
  4. Step 4: Simplify right side
    55,911.25x = 2,301,961,355.25
  5. Step 5: Solve for x
    x = 2,301,961,355.25/55,911.25
  6. Step 6: Final answer
    x = 41,171.70

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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.