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Finding the Fourth Proportional to 57,894.55, 86,796.45 and 22,860.43

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Solution

The fourth proportional to 57,894.55, 86,796.45 and 22,860.43 is: 34,272.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,894.55 : 86,796.45 = 22,860.43 : x
  2. Step 2: Convert to fraction form
    57,894.55/86,796.45 = 22,860.43/x
  3. Step 3: Cross multiply
    57,894.55x = 86,796.45 × 22,860.43
  4. Step 4: Simplify right side
    57,894.55x = 1,984,203,952.48
  5. Step 5: Solve for x
    x = 1,984,203,952.48/57,894.55
  6. Step 6: Final answer
    x = 34,272.73

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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.