Home / 166,147.24-229,284.66-90,698.44

Finding the Fourth Proportional to 166,147.24, 229,284.66 and 90,698.44

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Solution

The fourth proportional to 166,147.24, 229,284.66 and 90,698.44 is: 125,164.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,147.24 : 229,284.66 = 90,698.44 : x
  2. Step 2: Convert to fraction form
    166,147.24/229,284.66 = 90,698.44/x
  3. Step 3: Cross multiply
    166,147.24x = 229,284.66 × 90,698.44
  4. Step 4: Simplify right side
    166,147.24x = 20,795,760,977.93
  5. Step 5: Solve for x
    x = 20,795,760,977.93/166,147.24
  6. Step 6: Final answer
    x = 125,164.65

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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.