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Finding the Fourth Proportional to 57,999.25, 86,910.31 and 41,394.25

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Solution

The fourth proportional to 57,999.25, 86,910.31 and 41,394.25 is: 62,028.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,999.25 : 86,910.31 = 41,394.25 : x
  2. Step 2: Convert to fraction form
    57,999.25/86,910.31 = 41,394.25/x
  3. Step 3: Cross multiply
    57,999.25x = 86,910.31 × 41,394.25
  4. Step 4: Simplify right side
    57,999.25x = 3,597,587,099.72
  5. Step 5: Solve for x
    x = 3,597,587,099.72/57,999.25
  6. Step 6: Final answer
    x = 62,028.17

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1.5x scale

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.