Home / 88,635.37-122,318.52-48,350.61

Finding the Fourth Proportional to 88,635.37, 122,318.52 and 48,350.61

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Solution

The fourth proportional to 88,635.37, 122,318.52 and 48,350.61 is: 66,724.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,635.37 : 122,318.52 = 48,350.61 : x
  2. Step 2: Convert to fraction form
    88,635.37/122,318.52 = 48,350.61/x
  3. Step 3: Cross multiply
    88,635.37x = 122,318.52 × 48,350.61
  4. Step 4: Simplify right side
    88,635.37x = 5,914,175,056.30
  5. Step 5: Solve for x
    x = 5,914,175,056.30/88,635.37
  6. Step 6: Final answer
    x = 66,724.77

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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.