Home / 159,928.08-239,893.24-54,747.92

Finding the Fourth Proportional to 159,928.08, 239,893.24 and 54,747.92

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Solution

The fourth proportional to 159,928.08, 239,893.24 and 54,747.92 is: 82,122.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,928.08 : 239,893.24 = 54,747.92 : x
  2. Step 2: Convert to fraction form
    159,928.08/239,893.24 = 54,747.92/x
  3. Step 3: Cross multiply
    159,928.08x = 239,893.24 × 54,747.92
  4. Step 4: Simplify right side
    159,928.08x = 13,133,655,912.06
  5. Step 5: Solve for x
    x = 13,133,655,912.06/159,928.08
  6. Step 6: Final answer
    x = 82,122.26

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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.