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Finding the Fourth Proportional to 179,796.90, 269,695.53 and 61,469.22

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Solution

The fourth proportional to 179,796.90, 269,695.53 and 61,469.22 is: 92,203.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,796.90 : 269,695.53 = 61,469.22 : x
  2. Step 2: Convert to fraction form
    179,796.90/269,695.53 = 61,469.22/x
  3. Step 3: Cross multiply
    179,796.90x = 269,695.53 × 61,469.22
  4. Step 4: Simplify right side
    179,796.90x = 16,577,973,866.59
  5. Step 5: Solve for x
    x = 16,577,973,866.59/179,796.90
  6. Step 6: Final answer
    x = 92,203.89

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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.