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Finding the Fourth Proportional to 132,867, 183,356.46 and 73,251

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Solution

The fourth proportional to 132,867, 183,356.46 and 73,251 is: 101,086.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,867 : 183,356.46 = 73,251 : x
  2. Step 2: Convert to fraction form
    132,867/183,356.46 = 73,251/x
  3. Step 3: Cross multiply
    132,867x = 183,356.46 × 73,251
  4. Step 4: Simplify right side
    132,867x = 13,431,044,051.46
  5. Step 5: Solve for x
    x = 13,431,044,051.46/132,867
  6. Step 6: Final answer
    x = 101,086.38

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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.