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Finding the Fourth Proportional to 88,586.94, 122,247.72 and 48,300.78

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Solution

The fourth proportional to 88,586.94, 122,247.72 and 48,300.78 is: 66,653.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,586.94 : 122,247.72 = 48,300.78 : x
  2. Step 2: Convert to fraction form
    88,586.94/122,247.72 = 48,300.78/x
  3. Step 3: Cross multiply
    88,586.94x = 122,247.72 × 48,300.78
  4. Step 4: Simplify right side
    88,586.94x = 5,904,660,229.22
  5. Step 5: Solve for x
    x = 5,904,660,229.22/88,586.94
  6. Step 6: Final answer
    x = 66,653.85

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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.