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Finding the Fourth Proportional to 167,497.02, 231,042.22 and 110,142.94

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Solution

The fourth proportional to 167,497.02, 231,042.22 and 110,142.94 is: 151,929.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,497.02 : 231,042.22 = 110,142.94 : x
  2. Step 2: Convert to fraction form
    167,497.02/231,042.22 = 110,142.94/x
  3. Step 3: Cross multiply
    167,497.02x = 231,042.22 × 110,142.94
  4. Step 4: Simplify right side
    167,497.02x = 25,447,669,374.93
  5. Step 5: Solve for x
    x = 25,447,669,374.93/167,497.02
  6. Step 6: Final answer
    x = 151,929.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.