Home / 76,039.20-104,917.68-44,191.80

Finding the Fourth Proportional to 76,039.20, 104,917.68 and 44,191.80

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Solution

The fourth proportional to 76,039.20, 104,917.68 and 44,191.80 is: 60,975.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,039.20 : 104,917.68 = 44,191.80 : x
  2. Step 2: Convert to fraction form
    76,039.20/104,917.68 = 44,191.80/x
  3. Step 3: Cross multiply
    76,039.20x = 104,917.68 × 44,191.80
  4. Step 4: Simplify right side
    76,039.20x = 4,636,501,131.02
  5. Step 5: Solve for x
    x = 4,636,501,131.02/76,039.20
  6. Step 6: Final answer
    x = 60,975.14

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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.