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Finding the Fourth Proportional to 164,279.80, 226,705.80 and 92,659.60

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Solution

The fourth proportional to 164,279.80, 226,705.80 and 92,659.60 is: 127,870.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,279.80 : 226,705.80 = 92,659.60 : x
  2. Step 2: Convert to fraction form
    164,279.80/226,705.80 = 92,659.60/x
  3. Step 3: Cross multiply
    164,279.80x = 226,705.80 × 92,659.60
  4. Step 4: Simplify right side
    164,279.80x = 21,006,468,745.68
  5. Step 5: Solve for x
    x = 21,006,468,745.68/164,279.80
  6. Step 6: Final answer
    x = 127,870.07

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1.5x scale

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.