Home / 64,634.75-89,186.33-36,334.97

Finding the Fourth Proportional to 64,634.75, 89,186.33 and 36,334.97

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Solution

The fourth proportional to 64,634.75, 89,186.33 and 36,334.97 is: 50,136.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,634.75 : 89,186.33 = 36,334.97 : x
  2. Step 2: Convert to fraction form
    64,634.75/89,186.33 = 36,334.97/x
  3. Step 3: Cross multiply
    64,634.75x = 89,186.33 × 36,334.97
  4. Step 4: Simplify right side
    64,634.75x = 3,240,582,624.96
  5. Step 5: Solve for x
    x = 3,240,582,624.96/64,634.75
  6. Step 6: Final answer
    x = 50,136.85

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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.