Home / 146,087.35-219,149.85-51,310.67

Finding the Fourth Proportional to 146,087.35, 219,149.85 and 51,310.67

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Solution

The fourth proportional to 146,087.35, 219,149.85 and 51,310.67 is: 76,972.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,087.35 : 219,149.85 = 51,310.67 : x
  2. Step 2: Convert to fraction form
    146,087.35/219,149.85 = 51,310.67/x
  3. Step 3: Cross multiply
    146,087.35x = 219,149.85 × 51,310.67
  4. Step 4: Simplify right side
    146,087.35x = 11,244,724,730.57
  5. Step 5: Solve for x
    x = 11,244,724,730.57/146,087.35
  6. Step 6: Final answer
    x = 76,972.61

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1.5x scale

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.