Home / 166,166.76-229,308.96-90,715.26

Finding the Fourth Proportional to 166,166.76, 229,308.96 and 90,715.26

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Solution

The fourth proportional to 166,166.76, 229,308.96 and 90,715.26 is: 125,186.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,166.76 : 229,308.96 = 90,715.26 : x
  2. Step 2: Convert to fraction form
    166,166.76/229,308.96 = 90,715.26/x
  3. Step 3: Cross multiply
    166,166.76x = 229,308.96 × 90,715.26
  4. Step 4: Simplify right side
    166,166.76x = 20,801,821,926.73
  5. Step 5: Solve for x
    x = 20,801,821,926.73/166,166.76
  6. Step 6: Final answer
    x = 125,186.42

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.