Home / 231,769.19-347,708.01-71,836.76

Finding the Fourth Proportional to 231,769.19, 347,708.01 and 71,836.76

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Solution

The fourth proportional to 231,769.19, 347,708.01 and 71,836.76 is: 107,771.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,769.19 : 347,708.01 = 71,836.76 : x
  2. Step 2: Convert to fraction form
    231,769.19/347,708.01 = 71,836.76/x
  3. Step 3: Cross multiply
    231,769.19x = 347,708.01 × 71,836.76
  4. Step 4: Simplify right side
    231,769.19x = 24,978,215,125.91
  5. Step 5: Solve for x
    x = 24,978,215,125.91/231,769.19
  6. Step 6: Final answer
    x = 107,771.94

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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.