Home / 146,068.38-219,126.78-51,273.97

Finding the Fourth Proportional to 146,068.38, 219,126.78 and 51,273.97

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Solution

The fourth proportional to 146,068.38, 219,126.78 and 51,273.97 is: 76,919.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,068.38 : 219,126.78 = 51,273.97 : x
  2. Step 2: Convert to fraction form
    146,068.38/219,126.78 = 51,273.97/x
  3. Step 3: Cross multiply
    146,068.38x = 219,126.78 × 51,273.97
  4. Step 4: Simplify right side
    146,068.38x = 11,235,499,396.10
  5. Step 5: Solve for x
    x = 11,235,499,396.10/146,068.38
  6. Step 6: Final answer
    x = 76,919.45

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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.