Home / 167,936.86-231,757.02-103,382.10

Finding the Fourth Proportional to 167,936.86, 231,757.02 and 103,382.10

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Solution

The fourth proportional to 167,936.86, 231,757.02 and 103,382.10 is: 142,669.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,936.86 : 231,757.02 = 103,382.10 : x
  2. Step 2: Convert to fraction form
    167,936.86/231,757.02 = 103,382.10/x
  3. Step 3: Cross multiply
    167,936.86x = 231,757.02 × 103,382.10
  4. Step 4: Simplify right side
    167,936.86x = 23,959,527,417.34
  5. Step 5: Solve for x
    x = 23,959,527,417.34/167,936.86
  6. Step 6: Final answer
    x = 142,669.85

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1.5x scale

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.