Home / 146,523.70-219,785.55-131,749.30

Finding the Fourth Proportional to 146,523.70, 219,785.55 and 131,749.30

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Solution

The fourth proportional to 146,523.70, 219,785.55 and 131,749.30 is: 197,623.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,523.70 : 219,785.55 = 131,749.30 : x
  2. Step 2: Convert to fraction form
    146,523.70/219,785.55 = 131,749.30/x
  3. Step 3: Cross multiply
    146,523.70x = 219,785.55 × 131,749.30
  4. Step 4: Simplify right side
    146,523.70x = 28,956,592,362.62
  5. Step 5: Solve for x
    x = 28,956,592,362.62/146,523.70
  6. Step 6: Final answer
    x = 197,623.95

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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.