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Finding the Fourth Proportional to 167,361.66, 230,693.67 and 164,043.90

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Solution

The fourth proportional to 167,361.66, 230,693.67 and 164,043.90 is: 226,120.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,361.66 : 230,693.67 = 164,043.90 : x
  2. Step 2: Convert to fraction form
    167,361.66/230,693.67 = 164,043.90/x
  3. Step 3: Cross multiply
    167,361.66x = 230,693.67 × 164,043.90
  4. Step 4: Simplify right side
    167,361.66x = 37,843,889,332.11
  5. Step 5: Solve for x
    x = 37,843,889,332.11/167,361.66
  6. Step 6: Final answer
    x = 226,120.42

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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.