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Finding the Fourth Proportional to 173,262.06, 239,237.01 and 132,912

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Solution

The fourth proportional to 173,262.06, 239,237.01 and 132,912 is: 183,522.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,262.06 : 239,237.01 = 132,912 : x
  2. Step 2: Convert to fraction form
    173,262.06/239,237.01 = 132,912/x
  3. Step 3: Cross multiply
    173,262.06x = 239,237.01 × 132,912
  4. Step 4: Simplify right side
    173,262.06x = 31,797,469,473.12
  5. Step 5: Solve for x
    x = 31,797,469,473.12/173,262.06
  6. Step 6: Final answer
    x = 183,522.40

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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.