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Finding the Fourth Proportional to 149,361.68, 224,042.52 and 122,960.54

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Solution

The fourth proportional to 149,361.68, 224,042.52 and 122,960.54 is: 184,440.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,361.68 : 224,042.52 = 122,960.54 : x
  2. Step 2: Convert to fraction form
    149,361.68/224,042.52 = 122,960.54/x
  3. Step 3: Cross multiply
    149,361.68x = 224,042.52 × 122,960.54
  4. Step 4: Simplify right side
    149,361.68x = 27,548,389,242.16
  5. Step 5: Solve for x
    x = 27,548,389,242.16/149,361.68
  6. Step 6: Final answer
    x = 184,440.81

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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.