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Finding the Fourth Proportional to 234,049.42, 323,031.90 and 133,447.42

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Solution

The fourth proportional to 234,049.42, 323,031.90 and 133,447.42 is: 184,182.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,049.42 : 323,031.90 = 133,447.42 : x
  2. Step 2: Convert to fraction form
    234,049.42/323,031.90 = 133,447.42/x
  3. Step 3: Cross multiply
    234,049.42x = 323,031.90 × 133,447.42
  4. Step 4: Simplify right side
    234,049.42x = 43,107,773,632.70
  5. Step 5: Solve for x
    x = 43,107,773,632.70/234,049.42
  6. Step 6: Final answer
    x = 184,182.36

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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.