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Finding the Fourth Proportional to 234,552.32, 352,299.08 and 139,967

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Solution

The fourth proportional to 234,552.32, 352,299.08 and 139,967 is: 210,231.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,552.32 : 352,299.08 = 139,967 : x
  2. Step 2: Convert to fraction form
    234,552.32/352,299.08 = 139,967/x
  3. Step 3: Cross multiply
    234,552.32x = 352,299.08 × 139,967
  4. Step 4: Simplify right side
    234,552.32x = 49,310,245,330.36
  5. Step 5: Solve for x
    x = 49,310,245,330.36/234,552.32
  6. Step 6: Final answer
    x = 210,231.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.