Home / 166,648.50-229,974.93-91,197

Finding the Fourth Proportional to 166,648.50, 229,974.93 and 91,197

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Solution

The fourth proportional to 166,648.50, 229,974.93 and 91,197 is: 125,851.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,648.50 : 229,974.93 = 91,197 : x
  2. Step 2: Convert to fraction form
    166,648.50/229,974.93 = 91,197/x
  3. Step 3: Cross multiply
    166,648.50x = 229,974.93 × 91,197
  4. Step 4: Simplify right side
    166,648.50x = 20,973,023,691.21
  5. Step 5: Solve for x
    x = 20,973,023,691.21/166,648.50
  6. Step 6: Final answer
    x = 125,851.86

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1.5x scale

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.