Home / 234,138.63-323,125.91-132,181.37

Finding the Fourth Proportional to 234,138.63, 323,125.91 and 132,181.37

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Solution

The fourth proportional to 234,138.63, 323,125.91 and 132,181.37 is: 182,418.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,138.63 : 323,125.91 = 132,181.37 : x
  2. Step 2: Convert to fraction form
    234,138.63/323,125.91 = 132,181.37/x
  3. Step 3: Cross multiply
    234,138.63x = 323,125.91 × 132,181.37
  4. Step 4: Simplify right side
    234,138.63x = 42,711,225,640.68
  5. Step 5: Solve for x
    x = 42,711,225,640.68/234,138.63
  6. Step 6: Final answer
    x = 182,418.53

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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.