Home / 54,200.90-81,204.15-50,701.70

Finding the Fourth Proportional to 54,200.90, 81,204.15 and 50,701.70

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Solution

The fourth proportional to 54,200.90, 81,204.15 and 50,701.70 is: 75,961.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,200.90 : 81,204.15 = 50,701.70 : x
  2. Step 2: Convert to fraction form
    54,200.90/81,204.15 = 50,701.70/x
  3. Step 3: Cross multiply
    54,200.90x = 81,204.15 × 50,701.70
  4. Step 4: Simplify right side
    54,200.90x = 4,117,188,452.06
  5. Step 5: Solve for x
    x = 4,117,188,452.06/54,200.90
  6. Step 6: Final answer
    x = 75,961.63

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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.