Home / 236,694.83-326,633.67-129,265.29

Finding the Fourth Proportional to 236,694.83, 326,633.67 and 129,265.29

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Solution

The fourth proportional to 236,694.83, 326,633.67 and 129,265.29 is: 178,383.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,694.83 : 326,633.67 = 129,265.29 : x
  2. Step 2: Convert to fraction form
    236,694.83/326,633.67 = 129,265.29/x
  3. Step 3: Cross multiply
    236,694.83x = 326,633.67 × 129,265.29
  4. Step 4: Simplify right side
    236,694.83x = 42,222,396,076.31
  5. Step 5: Solve for x
    x = 42,222,396,076.31/236,694.83
  6. Step 6: Final answer
    x = 178,383.27

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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.