Home / 194,548.98-268,481.70-109,666.02

Finding the Fourth Proportional to 194,548.98, 268,481.70 and 109,666.02

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Solution

The fourth proportional to 194,548.98, 268,481.70 and 109,666.02 is: 151,341.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,548.98 : 268,481.70 = 109,666.02 : x
  2. Step 2: Convert to fraction form
    194,548.98/268,481.70 = 109,666.02/x
  3. Step 3: Cross multiply
    194,548.98x = 268,481.70 × 109,666.02
  4. Step 4: Simplify right side
    194,548.98x = 29,443,319,481.83
  5. Step 5: Solve for x
    x = 29,443,319,481.83/194,548.98
  6. Step 6: Final answer
    x = 151,341.42

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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.