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Finding the Fourth Proportional to 111,361.40, 167,019.42 and 41,224.04

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Solution

The fourth proportional to 111,361.40, 167,019.42 and 41,224.04 is: 61,827.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,361.40 : 167,019.42 = 41,224.04 : x
  2. Step 2: Convert to fraction form
    111,361.40/167,019.42 = 41,224.04/x
  3. Step 3: Cross multiply
    111,361.40x = 167,019.42 × 41,224.04
  4. Step 4: Simplify right side
    111,361.40x = 6,885,215,250.86
  5. Step 5: Solve for x
    x = 6,885,215,250.86/111,361.40
  6. Step 6: Final answer
    x = 61,827.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.