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Finding the Fourth Proportional to 88,645.96, 122,334.50 and 48,361.94

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Solution

The fourth proportional to 88,645.96, 122,334.50 and 48,361.94 is: 66,741.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,645.96 : 122,334.50 = 48,361.94 : x
  2. Step 2: Convert to fraction form
    88,645.96/122,334.50 = 48,361.94/x
  3. Step 3: Cross multiply
    88,645.96x = 122,334.50 × 48,361.94
  4. Step 4: Simplify right side
    88,645.96x = 5,916,333,258.16
  5. Step 5: Solve for x
    x = 5,916,333,258.16/88,645.96
  6. Step 6: Final answer
    x = 66,741.15

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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.