Home / 62,842.20-86,723.70-34,163.49

Finding the Fourth Proportional to 62,842.20, 86,723.70 and 34,163.49

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Solution

The fourth proportional to 62,842.20, 86,723.70 and 34,163.49 is: 47,146.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,842.20 : 86,723.70 = 34,163.49 : x
  2. Step 2: Convert to fraction form
    62,842.20/86,723.70 = 34,163.49/x
  3. Step 3: Cross multiply
    62,842.20x = 86,723.70 × 34,163.49
  4. Step 4: Simplify right side
    62,842.20x = 2,962,784,257.71
  5. Step 5: Solve for x
    x = 2,962,784,257.71/62,842.20
  6. Step 6: Final answer
    x = 47,146.41

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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.