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Finding the Fourth Proportional to 132,696, 199,044 and 39,267.36

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Solution

The fourth proportional to 132,696, 199,044 and 39,267.36 is: 58,901.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,696 : 199,044 = 39,267.36 : x
  2. Step 2: Convert to fraction form
    132,696/199,044 = 39,267.36/x
  3. Step 3: Cross multiply
    132,696x = 199,044 × 39,267.36
  4. Step 4: Simplify right side
    132,696x = 7,815,932,403.84
  5. Step 5: Solve for x
    x = 7,815,932,403.84/132,696
  6. Step 6: Final answer
    x = 58,901.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.