Home / 347,606.64-521,466.46-107,664.49

Finding the Fourth Proportional to 347,606.64, 521,466.46 and 107,664.49

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Solution

The fourth proportional to 347,606.64, 521,466.46 and 107,664.49 is: 161,514.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,606.64 : 521,466.46 = 107,664.49 : x
  2. Step 2: Convert to fraction form
    347,606.64/521,466.46 = 107,664.49/x
  3. Step 3: Cross multiply
    347,606.64x = 521,466.46 × 107,664.49
  4. Step 4: Simplify right side
    347,606.64x = 56,143,420,850.68
  5. Step 5: Solve for x
    x = 56,143,420,850.68/347,606.64
  6. Step 6: Final answer
    x = 161,514.24

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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.