Home / 275,191.07-379,767.54-166,280.29

Finding the Fourth Proportional to 275,191.07, 379,767.54 and 166,280.29

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Solution

The fourth proportional to 275,191.07, 379,767.54 and 166,280.29 is: 229,469.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,191.07 : 379,767.54 = 166,280.29 : x
  2. Step 2: Convert to fraction form
    275,191.07/379,767.54 = 166,280.29/x
  3. Step 3: Cross multiply
    275,191.07x = 379,767.54 × 166,280.29
  4. Step 4: Simplify right side
    275,191.07x = 63,147,857,558.78
  5. Step 5: Solve for x
    x = 63,147,857,558.78/275,191.07
  6. Step 6: Final answer
    x = 229,469.14

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1.5x scale

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.