Home / 194,425.08-268,373.70-113,878.56

Finding the Fourth Proportional to 194,425.08, 268,373.70 and 113,878.56

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Solution

The fourth proportional to 194,425.08, 268,373.70 and 113,878.56 is: 157,191.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,425.08 : 268,373.70 = 113,878.56 : x
  2. Step 2: Convert to fraction form
    194,425.08/268,373.70 = 113,878.56/x
  3. Step 3: Cross multiply
    194,425.08x = 268,373.70 × 113,878.56
  4. Step 4: Simplify right side
    194,425.08x = 30,562,010,497.87
  5. Step 5: Solve for x
    x = 30,562,010,497.87/194,425.08
  6. Step 6: Final answer
    x = 157,191.71

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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.