Home / 48,987.36-73,451.52-33,211.80

Finding the Fourth Proportional to 48,987.36, 73,451.52 and 33,211.80

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Solution

The fourth proportional to 48,987.36, 73,451.52 and 33,211.80 is: 49,797.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,987.36 : 73,451.52 = 33,211.80 : x
  2. Step 2: Convert to fraction form
    48,987.36/73,451.52 = 33,211.80/x
  3. Step 3: Cross multiply
    48,987.36x = 73,451.52 × 33,211.80
  4. Step 4: Simplify right side
    48,987.36x = 2,439,457,191.94
  5. Step 5: Solve for x
    x = 2,439,457,191.94/48,987.36
  6. Step 6: Final answer
    x = 49,797.69

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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.