Home / 236,469.48-326,334.81-129,046.44

Finding the Fourth Proportional to 236,469.48, 326,334.81 and 129,046.44

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Solution

The fourth proportional to 236,469.48, 326,334.81 and 129,046.44 is: 178,087.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,469.48 : 326,334.81 = 129,046.44 : x
  2. Step 2: Convert to fraction form
    236,469.48/326,334.81 = 129,046.44/x
  3. Step 3: Cross multiply
    236,469.48x = 326,334.81 × 129,046.44
  4. Step 4: Simplify right side
    236,469.48x = 42,112,345,478.58
  5. Step 5: Solve for x
    x = 42,112,345,478.58/236,469.48
  6. Step 6: Final answer
    x = 178,087.87

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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.