Home / 274,423.14-411,560.73-96,906.78

Finding the Fourth Proportional to 274,423.14, 411,560.73 and 96,906.78

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Solution

The fourth proportional to 274,423.14, 411,560.73 and 96,906.78 is: 145,334.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,423.14 : 411,560.73 = 96,906.78 : x
  2. Step 2: Convert to fraction form
    274,423.14/411,560.73 = 96,906.78/x
  3. Step 3: Cross multiply
    274,423.14x = 411,560.73 × 96,906.78
  4. Step 4: Simplify right side
    274,423.14x = 39,883,025,118.75
  5. Step 5: Solve for x
    x = 39,883,025,118.75/274,423.14
  6. Step 6: Final answer
    x = 145,334.05

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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.