Home / 172,933.38-238,433.22-144,295.02

Finding the Fourth Proportional to 172,933.38, 238,433.22 and 144,295.02

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Solution

The fourth proportional to 172,933.38, 238,433.22 and 144,295.02 is: 198,947.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,933.38 : 238,433.22 = 144,295.02 : x
  2. Step 2: Convert to fraction form
    172,933.38/238,433.22 = 144,295.02/x
  3. Step 3: Cross multiply
    172,933.38x = 238,433.22 × 144,295.02
  4. Step 4: Simplify right side
    172,933.38x = 34,404,726,248.56
  5. Step 5: Solve for x
    x = 34,404,726,248.56/172,933.38
  6. Step 6: Final answer
    x = 198,947.86

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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.