Home / 231,795.27-347,722.07-82,000.35

Finding the Fourth Proportional to 231,795.27, 347,722.07 and 82,000.35

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Solution

The fourth proportional to 231,795.27, 347,722.07 and 82,000.35 is: 123,010.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,795.27 : 347,722.07 = 82,000.35 : x
  2. Step 2: Convert to fraction form
    231,795.27/347,722.07 = 82,000.35/x
  3. Step 3: Cross multiply
    231,795.27x = 347,722.07 × 82,000.35
  4. Step 4: Simplify right side
    231,795.27x = 28,513,331,032.72
  5. Step 5: Solve for x
    x = 28,513,331,032.72/231,795.27
  6. Step 6: Final answer
    x = 123,010.84

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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.