Home / 51,191.32-76,787.46-50,102.68

Finding the Fourth Proportional to 51,191.32, 76,787.46 and 50,102.68

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Solution

The fourth proportional to 51,191.32, 76,787.46 and 50,102.68 is: 75,154.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,191.32 : 76,787.46 = 50,102.68 : x
  2. Step 2: Convert to fraction form
    51,191.32/76,787.46 = 50,102.68/x
  3. Step 3: Cross multiply
    51,191.32x = 76,787.46 × 50,102.68
  4. Step 4: Simplify right side
    51,191.32x = 3,847,257,536.39
  5. Step 5: Solve for x
    x = 3,847,257,536.39/51,191.32
  6. Step 6: Final answer
    x = 75,154.49

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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.