Home / 159,414.72-239,032.80-73,933.92

Finding the Fourth Proportional to 159,414.72, 239,032.80 and 73,933.92

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Solution

The fourth proportional to 159,414.72, 239,032.80 and 73,933.92 is: 110,859.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,414.72 : 239,032.80 = 73,933.92 : x
  2. Step 2: Convert to fraction form
    159,414.72/239,032.80 = 73,933.92/x
  3. Step 3: Cross multiply
    159,414.72x = 239,032.80 × 73,933.92
  4. Step 4: Simplify right side
    159,414.72x = 17,672,631,912.58
  5. Step 5: Solve for x
    x = 17,672,631,912.58/159,414.72
  6. Step 6: Final answer
    x = 110,859.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.