Home / 88,647.68-122,333.62-48,361.43

Finding the Fourth Proportional to 88,647.68, 122,333.62 and 48,361.43

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Solution

The fourth proportional to 88,647.68, 122,333.62 and 48,361.43 is: 66,738.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,647.68 : 122,333.62 = 48,361.43 : x
  2. Step 2: Convert to fraction form
    88,647.68/122,333.62 = 48,361.43/x
  3. Step 3: Cross multiply
    88,647.68x = 122,333.62 × 48,361.43
  4. Step 4: Simplify right side
    88,647.68x = 5,916,228,800.28
  5. Step 5: Solve for x
    x = 5,916,228,800.28/88,647.68
  6. Step 6: Final answer
    x = 66,738.68

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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.