Home / 75,971.80-104,840.76-41,982.76

Finding the Fourth Proportional to 75,971.80, 104,840.76 and 41,982.76

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Solution

The fourth proportional to 75,971.80, 104,840.76 and 41,982.76 is: 57,936.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,971.80 : 104,840.76 = 41,982.76 : x
  2. Step 2: Convert to fraction form
    75,971.80/104,840.76 = 41,982.76/x
  3. Step 3: Cross multiply
    75,971.80x = 104,840.76 × 41,982.76
  4. Step 4: Simplify right side
    75,971.80x = 4,401,504,465.30
  5. Step 5: Solve for x
    x = 4,401,504,465.30/75,971.80
  6. Step 6: Final answer
    x = 57,936.03

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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.