Home / 166,380.96-229,605.84-90,929.44

Finding the Fourth Proportional to 166,380.96, 229,605.84 and 90,929.44

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Solution

The fourth proportional to 166,380.96, 229,605.84 and 90,929.44 is: 125,482.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,380.96 : 229,605.84 = 90,929.44 : x
  2. Step 2: Convert to fraction form
    166,380.96/229,605.84 = 90,929.44/x
  3. Step 3: Cross multiply
    166,380.96x = 229,605.84 × 90,929.44
  4. Step 4: Simplify right side
    166,380.96x = 20,877,930,451.93
  5. Step 5: Solve for x
    x = 20,877,930,451.93/166,380.96
  6. Step 6: Final answer
    x = 125,482.69

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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.