Home / 235,292.13-324,538.97-154,693.89

Finding the Fourth Proportional to 235,292.13, 324,538.97 and 154,693.89

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Solution

The fourth proportional to 235,292.13, 324,538.97 and 154,693.89 is: 213,369.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,292.13 : 324,538.97 = 154,693.89 : x
  2. Step 2: Convert to fraction form
    235,292.13/324,538.97 = 154,693.89/x
  3. Step 3: Cross multiply
    235,292.13x = 324,538.97 × 154,693.89
  4. Step 4: Simplify right side
    235,292.13x = 50,204,195,725.89
  5. Step 5: Solve for x
    x = 50,204,195,725.89/235,292.13
  6. Step 6: Final answer
    x = 213,369.63

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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.