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Finding the Fourth Proportional to 275,662.30, 413,386.38 and 107,160.33

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Solution

The fourth proportional to 275,662.30, 413,386.38 and 107,160.33 is: 160,698.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,662.30 : 413,386.38 = 107,160.33 : x
  2. Step 2: Convert to fraction form
    275,662.30/413,386.38 = 107,160.33/x
  3. Step 3: Cross multiply
    275,662.30x = 413,386.38 × 107,160.33
  4. Step 4: Simplify right side
    275,662.30x = 44,298,620,898.31
  5. Step 5: Solve for x
    x = 44,298,620,898.31/275,662.30
  6. Step 6: Final answer
    x = 160,698.87

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1.5x scale

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.