Home / 146,330.45-219,523.47-83,221.83

Finding the Fourth Proportional to 146,330.45, 219,523.47 and 83,221.83

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Solution

The fourth proportional to 146,330.45, 219,523.47 and 83,221.83 is: 124,848.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,330.45 : 219,523.47 = 83,221.83 : x
  2. Step 2: Convert to fraction form
    146,330.45/219,523.47 = 83,221.83/x
  3. Step 3: Cross multiply
    146,330.45x = 219,523.47 × 83,221.83
  4. Step 4: Simplify right side
    146,330.45x = 18,269,144,589.27
  5. Step 5: Solve for x
    x = 18,269,144,589.27/146,330.45
  6. Step 6: Final answer
    x = 124,848.55

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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.