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Finding the Fourth Proportional to 57,791.58, 86,662.76 and 22,706.63

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Solution

The fourth proportional to 57,791.58, 86,662.76 and 22,706.63 is: 34,050.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,791.58 : 86,662.76 = 22,706.63 : x
  2. Step 2: Convert to fraction form
    57,791.58/86,662.76 = 22,706.63/x
  3. Step 3: Cross multiply
    57,791.58x = 86,662.76 × 22,706.63
  4. Step 4: Simplify right side
    57,791.58x = 1,967,818,679.25
  5. Step 5: Solve for x
    x = 1,967,818,679.25/57,791.58
  6. Step 6: Final answer
    x = 34,050.27

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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.