Home / 166,329.72-229,544.46-102,668.58

Finding the Fourth Proportional to 166,329.72, 229,544.46 and 102,668.58

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Solution

The fourth proportional to 166,329.72, 229,544.46 and 102,668.58 is: 141,688.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,329.72 : 229,544.46 = 102,668.58 : x
  2. Step 2: Convert to fraction form
    166,329.72/229,544.46 = 102,668.58/x
  3. Step 3: Cross multiply
    166,329.72x = 229,544.46 × 102,668.58
  4. Step 4: Simplify right side
    166,329.72x = 23,567,003,755.07
  5. Step 5: Solve for x
    x = 23,567,003,755.07/166,329.72
  6. Step 6: Final answer
    x = 141,688.47

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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.