Home / 99,814.44-137,738.04-54,483.42

Finding the Fourth Proportional to 99,814.44, 137,738.04 and 54,483.42

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Solution

The fourth proportional to 99,814.44, 137,738.04 and 54,483.42 is: 75,183.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,814.44 : 137,738.04 = 54,483.42 : x
  2. Step 2: Convert to fraction form
    99,814.44/137,738.04 = 54,483.42/x
  3. Step 3: Cross multiply
    99,814.44x = 137,738.04 × 54,483.42
  4. Step 4: Simplify right side
    99,814.44x = 7,504,439,483.30
  5. Step 5: Solve for x
    x = 7,504,439,483.30/99,814.44
  6. Step 6: Final answer
    x = 75,183.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.