Home / 164,034.43-226,361.97-100,372.23

Finding the Fourth Proportional to 164,034.43, 226,361.97 and 100,372.23

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Solution

The fourth proportional to 164,034.43, 226,361.97 and 100,372.23 is: 138,510.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,034.43 : 226,361.97 = 100,372.23 : x
  2. Step 2: Convert to fraction form
    164,034.43/226,361.97 = 100,372.23/x
  3. Step 3: Cross multiply
    164,034.43x = 226,361.97 × 100,372.23
  4. Step 4: Simplify right side
    164,034.43x = 22,720,455,716.09
  5. Step 5: Solve for x
    x = 22,720,455,716.09/164,034.43
  6. Step 6: Final answer
    x = 138,510.29

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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.