Home / 106,091.22-159,136.83-50,518.74

Finding the Fourth Proportional to 106,091.22, 159,136.83 and 50,518.74

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Solution

The fourth proportional to 106,091.22, 159,136.83 and 50,518.74 is: 75,778.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,091.22 : 159,136.83 = 50,518.74 : x
  2. Step 2: Convert to fraction form
    106,091.22/159,136.83 = 50,518.74/x
  3. Step 3: Cross multiply
    106,091.22x = 159,136.83 × 50,518.74
  4. Step 4: Simplify right side
    106,091.22x = 8,039,392,139.19
  5. Step 5: Solve for x
    x = 8,039,392,139.19/106,091.22
  6. Step 6: Final answer
    x = 75,778.11

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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.