Home / 159,436.87-239,169.06-41,107.21

Finding the Fourth Proportional to 159,436.87, 239,169.06 and 41,107.21

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Solution

The fourth proportional to 159,436.87, 239,169.06 and 41,107.21 is: 61,664.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,436.87 : 239,169.06 = 41,107.21 : x
  2. Step 2: Convert to fraction form
    159,436.87/239,169.06 = 41,107.21/x
  3. Step 3: Cross multiply
    159,436.87x = 239,169.06 × 41,107.21
  4. Step 4: Simplify right side
    159,436.87x = 9,831,572,774.92
  5. Step 5: Solve for x
    x = 9,831,572,774.92/159,436.87
  6. Step 6: Final answer
    x = 61,664.36

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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.