Home / 224,206.48-309,229.92-143,641.45

Finding the Fourth Proportional to 224,206.48, 309,229.92 and 143,641.45

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Solution

The fourth proportional to 224,206.48, 309,229.92 and 143,641.45 is: 198,113.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,206.48 : 309,229.92 = 143,641.45 : x
  2. Step 2: Convert to fraction form
    224,206.48/309,229.92 = 143,641.45/x
  3. Step 3: Cross multiply
    224,206.48x = 309,229.92 × 143,641.45
  4. Step 4: Simplify right side
    224,206.48x = 44,418,234,092.18
  5. Step 5: Solve for x
    x = 44,418,234,092.18/224,206.48
  6. Step 6: Final answer
    x = 198,113.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.