Home / 166,647.68-229,979.52-91,196

Finding the Fourth Proportional to 166,647.68, 229,979.52 and 91,196

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Solution

The fourth proportional to 166,647.68, 229,979.52 and 91,196 is: 125,853.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,647.68 : 229,979.52 = 91,196 : x
  2. Step 2: Convert to fraction form
    166,647.68/229,979.52 = 91,196/x
  3. Step 3: Cross multiply
    166,647.68x = 229,979.52 × 91,196
  4. Step 4: Simplify right side
    166,647.68x = 20,973,212,305.92
  5. Step 5: Solve for x
    x = 20,973,212,305.92/166,647.68
  6. Step 6: Final answer
    x = 125,853.61

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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.