Home / 166,338.06-229,542.75-93,740.46

Finding the Fourth Proportional to 166,338.06, 229,542.75 and 93,740.46

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Solution

The fourth proportional to 166,338.06, 229,542.75 and 93,740.46 is: 129,359.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,338.06 : 229,542.75 = 93,740.46 : x
  2. Step 2: Convert to fraction form
    166,338.06/229,542.75 = 93,740.46/x
  3. Step 3: Cross multiply
    166,338.06x = 229,542.75 × 93,740.46
  4. Step 4: Simplify right side
    166,338.06x = 21,517,442,974.67
  5. Step 5: Solve for x
    x = 21,517,442,974.67/166,338.06
  6. Step 6: Final answer
    x = 129,359.71

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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.