Home / 159,664.54-239,427.27-45,787.18

Finding the Fourth Proportional to 159,664.54, 239,427.27 and 45,787.18

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Solution

The fourth proportional to 159,664.54, 239,427.27 and 45,787.18 is: 68,660.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,664.54 : 239,427.27 = 45,787.18 : x
  2. Step 2: Convert to fraction form
    159,664.54/239,427.27 = 45,787.18/x
  3. Step 3: Cross multiply
    159,664.54x = 239,427.27 × 45,787.18
  4. Step 4: Simplify right side
    159,664.54x = 10,962,699,508.40
  5. Step 5: Solve for x
    x = 10,962,699,508.40/159,664.54
  6. Step 6: Final answer
    x = 68,660.83

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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.