Home / 146,652.78-219,069.32-106,351.86

Finding the Fourth Proportional to 146,652.78, 219,069.32 and 106,351.86

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Solution

The fourth proportional to 146,652.78, 219,069.32 and 106,351.86 is: 158,867.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,652.78 : 219,069.32 = 106,351.86 : x
  2. Step 2: Convert to fraction form
    146,652.78/219,069.32 = 106,351.86/x
  3. Step 3: Cross multiply
    146,652.78x = 219,069.32 × 106,351.86
  4. Step 4: Simplify right side
    146,652.78x = 23,298,429,119.18
  5. Step 5: Solve for x
    x = 23,298,429,119.18/146,652.78
  6. Step 6: Final answer
    x = 158,867.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.