Home / 167,943.24-231,772.20-92,491.72

Finding the Fourth Proportional to 167,943.24, 231,772.20 and 92,491.72

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Solution

The fourth proportional to 167,943.24, 231,772.20 and 92,491.72 is: 127,644.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,943.24 : 231,772.20 = 92,491.72 : x
  2. Step 2: Convert to fraction form
    167,943.24/231,772.20 = 92,491.72/x
  3. Step 3: Cross multiply
    167,943.24x = 231,772.20 × 92,491.72
  4. Step 4: Simplify right side
    167,943.24x = 21,437,009,426.18
  5. Step 5: Solve for x
    x = 21,437,009,426.18/167,943.24
  6. Step 6: Final answer
    x = 127,644.37

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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.