Home / 75,996.33-104,820.55-53,340.38

Finding the Fourth Proportional to 75,996.33, 104,820.55 and 53,340.38

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Solution

The fourth proportional to 75,996.33, 104,820.55 and 53,340.38 is: 73,571.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,996.33 : 104,820.55 = 53,340.38 : x
  2. Step 2: Convert to fraction form
    75,996.33/104,820.55 = 53,340.38/x
  3. Step 3: Cross multiply
    75,996.33x = 104,820.55 × 53,340.38
  4. Step 4: Simplify right side
    75,996.33x = 5,591,167,178.00
  5. Step 5: Solve for x
    x = 5,591,167,178.00/75,996.33
  6. Step 6: Final answer
    x = 73,571.54

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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.