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Finding the Fourth Proportional to 165,940.60, 248,910.90 and 95,737.90

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Solution

The fourth proportional to 165,940.60, 248,910.90 and 95,737.90 is: 143,606.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,940.60 : 248,910.90 = 95,737.90 : x
  2. Step 2: Convert to fraction form
    165,940.60/248,910.90 = 95,737.90/x
  3. Step 3: Cross multiply
    165,940.60x = 248,910.90 × 95,737.90
  4. Step 4: Simplify right side
    165,940.60x = 23,830,206,853.11
  5. Step 5: Solve for x
    x = 23,830,206,853.11/165,940.60
  6. Step 6: Final answer
    x = 143,606.85

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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.