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Finding the Fourth Proportional to 133,399.72, 200,057.86 and 44,632.44

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Solution

The fourth proportional to 133,399.72, 200,057.86 and 44,632.44 is: 66,934.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,399.72 : 200,057.86 = 44,632.44 : x
  2. Step 2: Convert to fraction form
    133,399.72/200,057.86 = 44,632.44/x
  3. Step 3: Cross multiply
    133,399.72x = 200,057.86 × 44,632.44
  4. Step 4: Simplify right side
    133,399.72x = 8,929,070,432.98
  5. Step 5: Solve for x
    x = 8,929,070,432.98/133,399.72
  6. Step 6: Final answer
    x = 66,934.70

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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.