Home / 236,736.24-326,694.07-129,306.35

Finding the Fourth Proportional to 236,736.24, 326,694.07 and 129,306.35

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Solution

The fourth proportional to 236,736.24, 326,694.07 and 129,306.35 is: 178,441.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,736.24 : 326,694.07 = 129,306.35 : x
  2. Step 2: Convert to fraction form
    236,736.24/326,694.07 = 129,306.35/x
  3. Step 3: Cross multiply
    236,736.24x = 326,694.07 × 129,306.35
  4. Step 4: Simplify right side
    236,736.24x = 42,243,615,478.34
  5. Step 5: Solve for x
    x = 42,243,615,478.34/236,736.24
  6. Step 6: Final answer
    x = 178,441.69

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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.