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Finding the Fourth Proportional to 151,146, 226,719 and 40,338

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Solution

The fourth proportional to 151,146, 226,719 and 40,338 is: 60,507

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,146 : 226,719 = 40,338 : x
  2. Step 2: Convert to fraction form
    151,146/226,719 = 40,338/x
  3. Step 3: Cross multiply
    151,146x = 226,719 × 40,338
  4. Step 4: Simplify right side
    151,146x = 9,145,391,022
  5. Step 5: Solve for x
    x = 9,145,391,022/151,146
  6. Step 6: Final answer
    x = 60,507

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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.