Home / 57,815.78-86,741.14-27,444.22

Finding the Fourth Proportional to 57,815.78, 86,741.14 and 27,444.22

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Solution

The fourth proportional to 57,815.78, 86,741.14 and 27,444.22 is: 41,174.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,815.78 : 86,741.14 = 27,444.22 : x
  2. Step 2: Convert to fraction form
    57,815.78/86,741.14 = 27,444.22/x
  3. Step 3: Cross multiply
    57,815.78x = 86,741.14 × 27,444.22
  4. Step 4: Simplify right side
    57,815.78x = 2,380,542,929.21
  5. Step 5: Solve for x
    x = 2,380,542,929.21/57,815.78
  6. Step 6: Final answer
    x = 41,174.62

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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.