Home / 167,494.26-231,118.76-122,223.36

Finding the Fourth Proportional to 167,494.26, 231,118.76 and 122,223.36

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Solution

The fourth proportional to 167,494.26, 231,118.76 and 122,223.36 is: 168,651.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,494.26 : 231,118.76 = 122,223.36 : x
  2. Step 2: Convert to fraction form
    167,494.26/231,118.76 = 122,223.36/x
  3. Step 3: Cross multiply
    167,494.26x = 231,118.76 × 122,223.36
  4. Step 4: Simplify right side
    167,494.26x = 28,248,110,795.12
  5. Step 5: Solve for x
    x = 28,248,110,795.12/167,494.26
  6. Step 6: Final answer
    x = 168,651.22

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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.