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Finding the Fourth Proportional to 57,365.08, 86,018.07 and 25,748.04

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Solution

The fourth proportional to 57,365.08, 86,018.07 and 25,748.04 is: 38,608.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,365.08 : 86,018.07 = 25,748.04 : x
  2. Step 2: Convert to fraction form
    57,365.08/86,018.07 = 25,748.04/x
  3. Step 3: Cross multiply
    57,365.08x = 86,018.07 × 25,748.04
  4. Step 4: Simplify right side
    57,365.08x = 2,214,796,255.60
  5. Step 5: Solve for x
    x = 2,214,796,255.60/57,365.08
  6. Step 6: Final answer
    x = 38,608.79

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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.