Home / 347,568.25-521,408.63-107,625.76

Finding the Fourth Proportional to 347,568.25, 521,408.63 and 107,625.76

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Solution

The fourth proportional to 347,568.25, 521,408.63 and 107,625.76 is: 161,456.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,568.25 : 521,408.63 = 107,625.76 : x
  2. Step 2: Convert to fraction form
    347,568.25/521,408.63 = 107,625.76/x
  3. Step 3: Cross multiply
    347,568.25x = 521,408.63 × 107,625.76
  4. Step 4: Simplify right side
    347,568.25x = 56,116,998,232.66
  5. Step 5: Solve for x
    x = 56,116,998,232.66/347,568.25
  6. Step 6: Final answer
    x = 161,456.06

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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.