Home / 275,742.66-413,256.38-123,827.56

Finding the Fourth Proportional to 275,742.66, 413,256.38 and 123,827.56

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Solution

The fourth proportional to 275,742.66, 413,256.38 and 123,827.56 is: 185,580.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,742.66 : 413,256.38 = 123,827.56 : x
  2. Step 2: Convert to fraction form
    275,742.66/413,256.38 = 123,827.56/x
  3. Step 3: Cross multiply
    275,742.66x = 413,256.38 × 123,827.56
  4. Step 4: Simplify right side
    275,742.66x = 51,172,529,189.83
  5. Step 5: Solve for x
    x = 51,172,529,189.83/275,742.66
  6. Step 6: Final answer
    x = 185,580.75

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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.