Home / 167,390.26-231,038.73-95,811.78

Finding the Fourth Proportional to 167,390.26, 231,038.73 and 95,811.78

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Solution

The fourth proportional to 167,390.26, 231,038.73 and 95,811.78 is: 132,243.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,390.26 : 231,038.73 = 95,811.78 : x
  2. Step 2: Convert to fraction form
    167,390.26/231,038.73 = 95,811.78/x
  3. Step 3: Cross multiply
    167,390.26x = 231,038.73 × 95,811.78
  4. Step 4: Simplify right side
    167,390.26x = 22,136,231,970.24
  5. Step 5: Solve for x
    x = 22,136,231,970.24/167,390.26
  6. Step 6: Final answer
    x = 132,243.25

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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.