Home / 146,040.78-219,062.93-51,273.35

Finding the Fourth Proportional to 146,040.78, 219,062.93 and 51,273.35

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Solution

The fourth proportional to 146,040.78, 219,062.93 and 51,273.35 is: 76,910.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,040.78 : 219,062.93 = 51,273.35 : x
  2. Step 2: Convert to fraction form
    146,040.78/219,062.93 = 51,273.35/x
  3. Step 3: Cross multiply
    146,040.78x = 219,062.93 × 51,273.35
  4. Step 4: Simplify right side
    146,040.78x = 11,232,088,930.23
  5. Step 5: Solve for x
    x = 11,232,088,930.23/146,040.78
  6. Step 6: Final answer
    x = 76,910.63

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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.