Home / 75,975.34-104,845.71-41,982.88

Finding the Fourth Proportional to 75,975.34, 104,845.71 and 41,982.88

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Solution

The fourth proportional to 75,975.34, 104,845.71 and 41,982.88 is: 57,936.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,975.34 : 104,845.71 = 41,982.88 : x
  2. Step 2: Convert to fraction form
    75,975.34/104,845.71 = 41,982.88/x
  3. Step 3: Cross multiply
    75,975.34x = 104,845.71 × 41,982.88
  4. Step 4: Simplify right side
    75,975.34x = 4,401,724,861.44
  5. Step 5: Solve for x
    x = 4,401,724,861.44/75,975.34
  6. Step 6: Final answer
    x = 57,936.23

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1.5x scale

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.