Home / 150,874.89-208,211.02-82,896.27

Finding the Fourth Proportional to 150,874.89, 208,211.02 and 82,896.27

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Solution

The fourth proportional to 150,874.89, 208,211.02 and 82,896.27 is: 114,398.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,874.89 : 208,211.02 = 82,896.27 : x
  2. Step 2: Convert to fraction form
    150,874.89/208,211.02 = 82,896.27/x
  3. Step 3: Cross multiply
    150,874.89x = 208,211.02 × 82,896.27
  4. Step 4: Simplify right side
    150,874.89x = 17,259,917,523.42
  5. Step 5: Solve for x
    x = 17,259,917,523.42/150,874.89
  6. Step 6: Final answer
    x = 114,398.87

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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.