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Finding the Fourth Proportional to 163,843.20, 226,049.54 and 133,576.49

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Solution

The fourth proportional to 163,843.20, 226,049.54 and 133,576.49 is: 184,291.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,843.20 : 226,049.54 = 133,576.49 : x
  2. Step 2: Convert to fraction form
    163,843.20/226,049.54 = 133,576.49/x
  3. Step 3: Cross multiply
    163,843.20x = 226,049.54 × 133,576.49
  4. Step 4: Simplify right side
    163,843.20x = 30,194,904,119.31
  5. Step 5: Solve for x
    x = 30,194,904,119.31/163,843.20
  6. Step 6: Final answer
    x = 184,291.47

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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.