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Finding the Fourth Proportional to 164,260.94, 226,680.05 and 92,640.80

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Solution

The fourth proportional to 164,260.94, 226,680.05 and 92,640.80 is: 127,844.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,260.94 : 226,680.05 = 92,640.80 : x
  2. Step 2: Convert to fraction form
    164,260.94/226,680.05 = 92,640.80/x
  3. Step 3: Cross multiply
    164,260.94x = 226,680.05 × 92,640.80
  4. Step 4: Simplify right side
    164,260.94x = 20,999,821,974.34
  5. Step 5: Solve for x
    x = 20,999,821,974.34/164,260.94
  6. Step 6: Final answer
    x = 127,844.29

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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.