Home / 88,732.49-122,449.14-50,491.17

Finding the Fourth Proportional to 88,732.49, 122,449.14 and 50,491.17

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Solution

The fourth proportional to 88,732.49, 122,449.14 and 50,491.17 is: 69,676.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,732.49 : 122,449.14 = 50,491.17 : x
  2. Step 2: Convert to fraction form
    88,732.49/122,449.14 = 50,491.17/x
  3. Step 3: Cross multiply
    88,732.49x = 122,449.14 × 50,491.17
  4. Step 4: Simplify right side
    88,732.49x = 6,182,600,344.09
  5. Step 5: Solve for x
    x = 6,182,600,344.09/88,732.49
  6. Step 6: Final answer
    x = 69,676.85

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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.