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Finding the Fourth Proportional to 132,868, 183,357.84 and 73,252

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Solution

The fourth proportional to 132,868, 183,357.84 and 73,252 is: 101,087.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,868 : 183,357.84 = 73,252 : x
  2. Step 2: Convert to fraction form
    132,868/183,357.84 = 73,252/x
  3. Step 3: Cross multiply
    132,868x = 183,357.84 × 73,252
  4. Step 4: Simplify right side
    132,868x = 13,431,328,495.68
  5. Step 5: Solve for x
    x = 13,431,328,495.68/132,868
  6. Step 6: Final answer
    x = 101,087.76

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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.