Home / 159,537.24-220,007.88-104,991.84

Finding the Fourth Proportional to 159,537.24, 220,007.88 and 104,991.84

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Solution

The fourth proportional to 159,537.24, 220,007.88 and 104,991.84 is: 144,787.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,537.24 : 220,007.88 = 104,991.84 : x
  2. Step 2: Convert to fraction form
    159,537.24/220,007.88 = 104,991.84/x
  3. Step 3: Cross multiply
    159,537.24x = 220,007.88 × 104,991.84
  4. Step 4: Simplify right side
    159,537.24x = 23,099,032,135.70
  5. Step 5: Solve for x
    x = 23,099,032,135.70/159,537.24
  6. Step 6: Final answer
    x = 144,787.71

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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.