Home / 48,934.20-73,401.30-43,393.80

Finding the Fourth Proportional to 48,934.20, 73,401.30 and 43,393.80

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Solution

The fourth proportional to 48,934.20, 73,401.30 and 43,393.80 is: 65,090.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,934.20 : 73,401.30 = 43,393.80 : x
  2. Step 2: Convert to fraction form
    48,934.20/73,401.30 = 43,393.80/x
  3. Step 3: Cross multiply
    48,934.20x = 73,401.30 × 43,393.80
  4. Step 4: Simplify right side
    48,934.20x = 3,185,161,331.94
  5. Step 5: Solve for x
    x = 3,185,161,331.94/48,934.20
  6. Step 6: Final answer
    x = 65,090.70

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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.