Home / 231,183.21-346,774.81-64,971.21

Finding the Fourth Proportional to 231,183.21, 346,774.81 and 64,971.21

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Solution

The fourth proportional to 231,183.21, 346,774.81 and 64,971.21 is: 97,456.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,183.21 : 346,774.81 = 64,971.21 : x
  2. Step 2: Convert to fraction form
    231,183.21/346,774.81 = 64,971.21/x
  3. Step 3: Cross multiply
    231,183.21x = 346,774.81 × 64,971.21
  4. Step 4: Simplify right side
    231,183.21x = 22,530,376,944.49
  5. Step 5: Solve for x
    x = 22,530,376,944.49/231,183.21
  6. Step 6: Final answer
    x = 97,456.81

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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.