Home / 88,635.62-122,317.94-48,349.57

Finding the Fourth Proportional to 88,635.62, 122,317.94 and 48,349.57

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Solution

The fourth proportional to 88,635.62, 122,317.94 and 48,349.57 is: 66,722.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,635.62 : 122,317.94 = 48,349.57 : x
  2. Step 2: Convert to fraction form
    88,635.62/122,317.94 = 48,349.57/x
  3. Step 3: Cross multiply
    88,635.62x = 122,317.94 × 48,349.57
  4. Step 4: Simplify right side
    88,635.62x = 5,914,019,617.36
  5. Step 5: Solve for x
    x = 5,914,019,617.36/88,635.62
  6. Step 6: Final answer
    x = 66,722.83

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1.5x scale

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.