Home / 66,524.20-99,818.70-50,723.80

Finding the Fourth Proportional to 66,524.20, 99,818.70 and 50,723.80

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Solution

The fourth proportional to 66,524.20, 99,818.70 and 50,723.80 is: 76,110.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,524.20 : 99,818.70 = 50,723.80 : x
  2. Step 2: Convert to fraction form
    66,524.20/99,818.70 = 50,723.80/x
  3. Step 3: Cross multiply
    66,524.20x = 99,818.70 × 50,723.80
  4. Step 4: Simplify right side
    66,524.20x = 5,063,183,775.06
  5. Step 5: Solve for x
    x = 5,063,183,775.06/66,524.20
  6. Step 6: Final answer
    x = 76,110.40

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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.