Home / 347,873.45-521,884.64-107,982.08

Finding the Fourth Proportional to 347,873.45, 521,884.64 and 107,982.08

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Solution

The fourth proportional to 347,873.45, 521,884.64 and 107,982.08 is: 161,996.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,873.45 : 521,884.64 = 107,982.08 : x
  2. Step 2: Convert to fraction form
    347,873.45/521,884.64 = 107,982.08/x
  3. Step 3: Cross multiply
    347,873.45x = 521,884.64 × 107,982.08
  4. Step 4: Simplify right side
    347,873.45x = 56,354,188,564.85
  5. Step 5: Solve for x
    x = 56,354,188,564.85/347,873.45
  6. Step 6: Final answer
    x = 161,996.24

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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.