Home / 48,105.20-72,078.91-33,996.31

Finding the Fourth Proportional to 48,105.20, 72,078.91 and 33,996.31

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Solution

The fourth proportional to 48,105.20, 72,078.91 and 33,996.31 is: 50,938.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,105.20 : 72,078.91 = 33,996.31 : x
  2. Step 2: Convert to fraction form
    48,105.20/72,078.91 = 33,996.31/x
  3. Step 3: Cross multiply
    48,105.20x = 72,078.91 × 33,996.31
  4. Step 4: Simplify right side
    48,105.20x = 2,450,416,703.63
  5. Step 5: Solve for x
    x = 2,450,416,703.63/48,105.20
  6. Step 6: Final answer
    x = 50,938.70

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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.