Home / 166,456.13-229,710.26-91,004.63

Finding the Fourth Proportional to 166,456.13, 229,710.26 and 91,004.63

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Solution

The fourth proportional to 166,456.13, 229,710.26 and 91,004.63 is: 125,586.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,456.13 : 229,710.26 = 91,004.63 : x
  2. Step 2: Convert to fraction form
    166,456.13/229,710.26 = 91,004.63/x
  3. Step 3: Cross multiply
    166,456.13x = 229,710.26 × 91,004.63
  4. Step 4: Simplify right side
    166,456.13x = 20,904,696,297.46
  5. Step 5: Solve for x
    x = 20,904,696,297.46/166,456.13
  6. Step 6: Final answer
    x = 125,586.83

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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.