Home / 347,684.22-521,540.21-107,823.03

Finding the Fourth Proportional to 347,684.22, 521,540.21 and 107,823.03

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Solution

The fourth proportional to 347,684.22, 521,540.21 and 107,823.03 is: 161,738.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,684.22 : 521,540.21 = 107,823.03 : x
  2. Step 2: Convert to fraction form
    347,684.22/521,540.21 = 107,823.03/x
  3. Step 3: Cross multiply
    347,684.22x = 521,540.21 × 107,823.03
  4. Step 4: Simplify right side
    347,684.22x = 56,234,045,780.54
  5. Step 5: Solve for x
    x = 56,234,045,780.54/347,684.22
  6. Step 6: Final answer
    x = 161,738.85

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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.