Home / 48,985.20-73,477.80-33,433.20

Finding the Fourth Proportional to 48,985.20, 73,477.80 and 33,433.20

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Solution

The fourth proportional to 48,985.20, 73,477.80 and 33,433.20 is: 50,149.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,985.20 : 73,477.80 = 33,433.20 : x
  2. Step 2: Convert to fraction form
    48,985.20/73,477.80 = 33,433.20/x
  3. Step 3: Cross multiply
    48,985.20x = 73,477.80 × 33,433.20
  4. Step 4: Simplify right side
    48,985.20x = 2,456,597,982.96
  5. Step 5: Solve for x
    x = 2,456,597,982.96/48,985.20
  6. Step 6: Final answer
    x = 50,149.80

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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.