Home / 146,221.92-219,288.22-61,980.50

Finding the Fourth Proportional to 146,221.92, 219,288.22 and 61,980.50

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Solution

The fourth proportional to 146,221.92, 219,288.22 and 61,980.50 is: 92,951.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,221.92 : 219,288.22 = 61,980.50 : x
  2. Step 2: Convert to fraction form
    146,221.92/219,288.22 = 61,980.50/x
  3. Step 3: Cross multiply
    146,221.92x = 219,288.22 × 61,980.50
  4. Step 4: Simplify right side
    146,221.92x = 13,591,593,519.71
  5. Step 5: Solve for x
    x = 13,591,593,519.71/146,221.92
  6. Step 6: Final answer
    x = 92,951.82

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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.