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Finding the Fourth Proportional to 234,416.52, 323,493.06 and 133,814.28

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Solution

The fourth proportional to 234,416.52, 323,493.06 and 133,814.28 is: 184,662.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,416.52 : 323,493.06 = 133,814.28 : x
  2. Step 2: Convert to fraction form
    234,416.52/323,493.06 = 133,814.28/x
  3. Step 3: Cross multiply
    234,416.52x = 323,493.06 × 133,814.28
  4. Step 4: Simplify right side
    234,416.52x = 43,287,990,908.90
  5. Step 5: Solve for x
    x = 43,287,990,908.90/234,416.52
  6. Step 6: Final answer
    x = 184,662.71

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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.