Home / 50,947.20-76,493.70-36,221.40

Finding the Fourth Proportional to 50,947.20, 76,493.70 and 36,221.40

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Solution

The fourth proportional to 50,947.20, 76,493.70 and 36,221.40 is: 54,383.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,947.20 : 76,493.70 = 36,221.40 : x
  2. Step 2: Convert to fraction form
    50,947.20/76,493.70 = 36,221.40/x
  3. Step 3: Cross multiply
    50,947.20x = 76,493.70 × 36,221.40
  4. Step 4: Simplify right side
    50,947.20x = 2,770,708,905.18
  5. Step 5: Solve for x
    x = 2,770,708,905.18/50,947.20
  6. Step 6: Final answer
    x = 54,383.93

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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.