Home / 146,220.92-219,286.72-61,979.50

Finding the Fourth Proportional to 146,220.92, 219,286.72 and 61,979.50

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Solution

The fourth proportional to 146,220.92, 219,286.72 and 61,979.50 is: 92,950.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,220.92 : 219,286.72 = 61,979.50 : x
  2. Step 2: Convert to fraction form
    146,220.92/219,286.72 = 61,979.50/x
  3. Step 3: Cross multiply
    146,220.92x = 219,286.72 × 61,979.50
  4. Step 4: Simplify right side
    146,220.92x = 13,591,281,262.24
  5. Step 5: Solve for x
    x = 13,591,281,262.24/146,220.92
  6. Step 6: Final answer
    x = 92,950.32

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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.