Home / 197,986.48-273,446.87-134,213.56

Finding the Fourth Proportional to 197,986.48, 273,446.87 and 134,213.56

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Solution

The fourth proportional to 197,986.48, 273,446.87 and 134,213.56 is: 185,367.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,986.48 : 273,446.87 = 134,213.56 : x
  2. Step 2: Convert to fraction form
    197,986.48/273,446.87 = 134,213.56/x
  3. Step 3: Cross multiply
    197,986.48x = 273,446.87 × 134,213.56
  4. Step 4: Simplify right side
    197,986.48x = 36,700,276,538.87
  5. Step 5: Solve for x
    x = 36,700,276,538.87/197,986.48
  6. Step 6: Final answer
    x = 185,367.59

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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.