Home / 194,324.43-268,291.53-158,599.65

Finding the Fourth Proportional to 194,324.43, 268,291.53 and 158,599.65

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Solution

The fourth proportional to 194,324.43, 268,291.53 and 158,599.65 is: 218,968.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,324.43 : 268,291.53 = 158,599.65 : x
  2. Step 2: Convert to fraction form
    194,324.43/268,291.53 = 158,599.65/x
  3. Step 3: Cross multiply
    194,324.43x = 268,291.53 × 158,599.65
  4. Step 4: Simplify right side
    194,324.43x = 42,550,942,755.96
  5. Step 5: Solve for x
    x = 42,550,942,755.96/194,324.43
  6. Step 6: Final answer
    x = 218,968.57

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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.