Home / 75,401.28-104,052.96-41,867.52

Finding the Fourth Proportional to 75,401.28, 104,052.96 and 41,867.52

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Solution

The fourth proportional to 75,401.28, 104,052.96 and 41,867.52 is: 57,776.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,401.28 : 104,052.96 = 41,867.52 : x
  2. Step 2: Convert to fraction form
    75,401.28/104,052.96 = 41,867.52/x
  3. Step 3: Cross multiply
    75,401.28x = 104,052.96 × 41,867.52
  4. Step 4: Simplify right side
    75,401.28x = 4,356,439,383.86
  5. Step 5: Solve for x
    x = 4,356,439,383.86/75,401.28
  6. Step 6: Final answer
    x = 57,776.73

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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.