Home / 194,842.07-268,853.22-118,321.37

Finding the Fourth Proportional to 194,842.07, 268,853.22 and 118,321.37

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Solution

The fourth proportional to 194,842.07, 268,853.22 and 118,321.37 is: 163,265.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,842.07 : 268,853.22 = 118,321.37 : x
  2. Step 2: Convert to fraction form
    194,842.07/268,853.22 = 118,321.37/x
  3. Step 3: Cross multiply
    194,842.07x = 268,853.22 × 118,321.37
  4. Step 4: Simplify right side
    194,842.07x = 31,811,079,975.05
  5. Step 5: Solve for x
    x = 31,811,079,975.05/194,842.07
  6. Step 6: Final answer
    x = 163,265.98

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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.