Home / 88,640.46-122,344.83-50,936.58

Finding the Fourth Proportional to 88,640.46, 122,344.83 and 50,936.58

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Solution

The fourth proportional to 88,640.46, 122,344.83 and 50,936.58 is: 70,304.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,640.46 : 122,344.83 = 50,936.58 : x
  2. Step 2: Convert to fraction form
    88,640.46/122,344.83 = 50,936.58/x
  3. Step 3: Cross multiply
    88,640.46x = 122,344.83 × 50,936.58
  4. Step 4: Simplify right side
    88,640.46x = 6,231,827,220.88
  5. Step 5: Solve for x
    x = 6,231,827,220.88/88,640.46
  6. Step 6: Final answer
    x = 70,304.55

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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.