Home / 166,453.26-229,721.31-91,013.10

Finding the Fourth Proportional to 166,453.26, 229,721.31 and 91,013.10

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Solution

The fourth proportional to 166,453.26, 229,721.31 and 91,013.10 is: 125,606.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,453.26 : 229,721.31 = 91,013.10 : x
  2. Step 2: Convert to fraction form
    166,453.26/229,721.31 = 91,013.10/x
  3. Step 3: Cross multiply
    166,453.26x = 229,721.31 × 91,013.10
  4. Step 4: Simplify right side
    166,453.26x = 20,907,648,559.16
  5. Step 5: Solve for x
    x = 20,907,648,559.16/166,453.26
  6. Step 6: Final answer
    x = 125,606.72

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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.