Home / 224,161.92-336,242.22-66,402.66

Finding the Fourth Proportional to 224,161.92, 336,242.22 and 66,402.66

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Solution

The fourth proportional to 224,161.92, 336,242.22 and 66,402.66 is: 99,603.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,161.92 : 336,242.22 = 66,402.66 : x
  2. Step 2: Convert to fraction form
    224,161.92/336,242.22 = 66,402.66/x
  3. Step 3: Cross multiply
    224,161.92x = 336,242.22 × 66,402.66
  4. Step 4: Simplify right side
    224,161.92x = 22,327,377,812.31
  5. Step 5: Solve for x
    x = 22,327,377,812.31/224,161.92
  6. Step 6: Final answer
    x = 99,603.79

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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.