Home / 119,654.82-179,313.01-66,370.25

Finding the Fourth Proportional to 119,654.82, 179,313.01 and 66,370.25

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Solution

The fourth proportional to 119,654.82, 179,313.01 and 66,370.25 is: 99,461.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,654.82 : 179,313.01 = 66,370.25 : x
  2. Step 2: Convert to fraction form
    119,654.82/179,313.01 = 66,370.25/x
  3. Step 3: Cross multiply
    119,654.82x = 179,313.01 × 66,370.25
  4. Step 4: Simplify right side
    119,654.82x = 11,901,049,584.31
  5. Step 5: Solve for x
    x = 11,901,049,584.31/119,654.82
  6. Step 6: Final answer
    x = 99,461.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.