Home / 220,087.06-330,152.46-79,856.62

Finding the Fourth Proportional to 220,087.06, 330,152.46 and 79,856.62

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Solution

The fourth proportional to 220,087.06, 330,152.46 and 79,856.62 is: 119,792.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,087.06 : 330,152.46 = 79,856.62 : x
  2. Step 2: Convert to fraction form
    220,087.06/330,152.46 = 79,856.62/x
  3. Step 3: Cross multiply
    220,087.06x = 330,152.46 × 79,856.62
  4. Step 4: Simplify right side
    220,087.06x = 26,364,859,540.29
  5. Step 5: Solve for x
    x = 26,364,859,540.29/220,087.06
  6. Step 6: Final answer
    x = 119,792.87

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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.