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Finding the Fourth Proportional to 234,805.44, 324,053.28 and 134,184

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Solution

The fourth proportional to 234,805.44, 324,053.28 and 134,184 is: 185,186.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,805.44 : 324,053.28 = 134,184 : x
  2. Step 2: Convert to fraction form
    234,805.44/324,053.28 = 134,184/x
  3. Step 3: Cross multiply
    234,805.44x = 324,053.28 × 134,184
  4. Step 4: Simplify right side
    234,805.44x = 43,482,765,323.52
  5. Step 5: Solve for x
    x = 43,482,765,323.52/234,805.44
  6. Step 6: Final answer
    x = 185,186.36

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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.