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Finding the Fourth Proportional to 234,892.48, 324,129.72 and 132,927.24

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Solution

The fourth proportional to 234,892.48, 324,129.72 and 132,927.24 is: 183,427.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,892.48 : 324,129.72 = 132,927.24 : x
  2. Step 2: Convert to fraction form
    234,892.48/324,129.72 = 132,927.24/x
  3. Step 3: Cross multiply
    234,892.48x = 324,129.72 × 132,927.24
  4. Step 4: Simplify right side
    234,892.48x = 43,085,669,081.57
  5. Step 5: Solve for x
    x = 43,085,669,081.57/234,892.48
  6. Step 6: Final answer
    x = 183,427.20

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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.