Home / 48,844.80-73,121.40-29,113.20

Finding the Fourth Proportional to 48,844.80, 73,121.40 and 29,113.20

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Solution

The fourth proportional to 48,844.80, 73,121.40 and 29,113.20 is: 43,582.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,844.80 : 73,121.40 = 29,113.20 : x
  2. Step 2: Convert to fraction form
    48,844.80/73,121.40 = 29,113.20/x
  3. Step 3: Cross multiply
    48,844.80x = 73,121.40 × 29,113.20
  4. Step 4: Simplify right side
    48,844.80x = 2,128,797,942.48
  5. Step 5: Solve for x
    x = 2,128,797,942.48/48,844.80
  6. Step 6: Final answer
    x = 43,582.90

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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.