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Finding the Fourth Proportional to 234,594.83, 323,738.64 and 131,227.90

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Solution

The fourth proportional to 234,594.83, 323,738.64 and 131,227.90 is: 181,093.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,594.83 : 323,738.64 = 131,227.90 : x
  2. Step 2: Convert to fraction form
    234,594.83/323,738.64 = 131,227.90/x
  3. Step 3: Cross multiply
    234,594.83x = 323,738.64 × 131,227.90
  4. Step 4: Simplify right side
    234,594.83x = 42,483,541,066.71
  5. Step 5: Solve for x
    x = 42,483,541,066.71/234,594.83
  6. Step 6: Final answer
    x = 181,093.25

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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.