Home / 166,190.74-229,067.46-117,730.57

Finding the Fourth Proportional to 166,190.74, 229,067.46 and 117,730.57

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Solution

The fourth proportional to 166,190.74, 229,067.46 and 117,730.57 is: 162,272.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,190.74 : 229,067.46 = 117,730.57 : x
  2. Step 2: Convert to fraction form
    166,190.74/229,067.46 = 117,730.57/x
  3. Step 3: Cross multiply
    166,190.74x = 229,067.46 × 117,730.57
  4. Step 4: Simplify right side
    166,190.74x = 26,968,242,634.25
  5. Step 5: Solve for x
    x = 26,968,242,634.25/166,190.74
  6. Step 6: Final answer
    x = 162,272.84

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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.