Home / 231,933.08-347,998.64-98,876

Finding the Fourth Proportional to 231,933.08, 347,998.64 and 98,876

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Solution

The fourth proportional to 231,933.08, 347,998.64 and 98,876 is: 148,356.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,933.08 : 347,998.64 = 98,876 : x
  2. Step 2: Convert to fraction form
    231,933.08/347,998.64 = 98,876/x
  3. Step 3: Cross multiply
    231,933.08x = 347,998.64 × 98,876
  4. Step 4: Simplify right side
    231,933.08x = 34,408,713,528.64
  5. Step 5: Solve for x
    x = 34,408,713,528.64/231,933.08
  6. Step 6: Final answer
    x = 148,356.21

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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.