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Finding the Fourth Proportional to 136,633.01, 204,934.11 and 36,800.51

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Solution

The fourth proportional to 136,633.01, 204,934.11 and 36,800.51 is: 55,196.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,633.01 : 204,934.11 = 36,800.51 : x
  2. Step 2: Convert to fraction form
    136,633.01/204,934.11 = 36,800.51/x
  3. Step 3: Cross multiply
    136,633.01x = 204,934.11 × 36,800.51
  4. Step 4: Simplify right side
    136,633.01x = 7,541,678,739.73
  5. Step 5: Solve for x
    x = 7,541,678,739.73/136,633.01
  6. Step 6: Final answer
    x = 55,196.61

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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.