Home / 146,489.76-219,757.32-51,732.36

Finding the Fourth Proportional to 146,489.76, 219,757.32 and 51,732.36

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Solution

The fourth proportional to 146,489.76, 219,757.32 and 51,732.36 is: 77,606.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,489.76 : 219,757.32 = 51,732.36 : x
  2. Step 2: Convert to fraction form
    146,489.76/219,757.32 = 51,732.36/x
  3. Step 3: Cross multiply
    146,489.76x = 219,757.32 × 51,732.36
  4. Step 4: Simplify right side
    146,489.76x = 11,368,564,790.88
  5. Step 5: Solve for x
    x = 11,368,564,790.88/146,489.76
  6. Step 6: Final answer
    x = 77,606.55

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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.