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Finding the Fourth Proportional to 226,003, 311,883.90 and 124,029.04

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Solution

The fourth proportional to 226,003, 311,883.90 and 124,029.04 is: 171,159.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,003 : 311,883.90 = 124,029.04 : x
  2. Step 2: Convert to fraction form
    226,003/311,883.90 = 124,029.04/x
  3. Step 3: Cross multiply
    226,003x = 311,883.90 × 124,029.04
  4. Step 4: Simplify right side
    226,003x = 38,682,660,708.46
  5. Step 5: Solve for x
    x = 38,682,660,708.46/226,003
  6. Step 6: Final answer
    x = 171,159.94

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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.