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Finding the Fourth Proportional to 88,474.36, 122,094 and 48,188

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Solution

The fourth proportional to 88,474.36, 122,094 and 48,188 is: 66,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,474.36 : 122,094 = 48,188 : x
  2. Step 2: Convert to fraction form
    88,474.36/122,094 = 48,188/x
  3. Step 3: Cross multiply
    88,474.36x = 122,094 × 48,188
  4. Step 4: Simplify right side
    88,474.36x = 5,883,465,672
  5. Step 5: Solve for x
    x = 5,883,465,672/88,474.36
  6. Step 6: Final answer
    x = 66,499.10

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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.