Home / 131,975.80-197,961.90-43,232.20

Finding the Fourth Proportional to 131,975.80, 197,961.90 and 43,232.20

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Solution

The fourth proportional to 131,975.80, 197,961.90 and 43,232.20 is: 64,847.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,975.80 : 197,961.90 = 43,232.20 : x
  2. Step 2: Convert to fraction form
    131,975.80/197,961.90 = 43,232.20/x
  3. Step 3: Cross multiply
    131,975.80x = 197,961.90 × 43,232.20
  4. Step 4: Simplify right side
    131,975.80x = 8,558,328,453.18
  5. Step 5: Solve for x
    x = 8,558,328,453.18/131,975.80
  6. Step 6: Final answer
    x = 64,847.71

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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.