Home / 197,090.61-271,984.97-106,446.55

Finding the Fourth Proportional to 197,090.61, 271,984.97 and 106,446.55

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Solution

The fourth proportional to 197,090.61, 271,984.97 and 106,446.55 is: 146,896.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,090.61 : 271,984.97 = 106,446.55 : x
  2. Step 2: Convert to fraction form
    197,090.61/271,984.97 = 106,446.55/x
  3. Step 3: Cross multiply
    197,090.61x = 271,984.97 × 106,446.55
  4. Step 4: Simplify right side
    197,090.61x = 28,951,861,708.35
  5. Step 5: Solve for x
    x = 28,951,861,708.35/197,090.61
  6. Step 6: Final answer
    x = 146,896.20

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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.