Home / 171,027.02-256,595.90-82,268.97

Finding the Fourth Proportional to 171,027.02, 256,595.90 and 82,268.97

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Solution

The fourth proportional to 171,027.02, 256,595.90 and 82,268.97 is: 123,430.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,027.02 : 256,595.90 = 82,268.97 : x
  2. Step 2: Convert to fraction form
    171,027.02/256,595.90 = 82,268.97/x
  3. Step 3: Cross multiply
    171,027.02x = 256,595.90 × 82,268.97
  4. Step 4: Simplify right side
    171,027.02x = 21,109,880,399.22
  5. Step 5: Solve for x
    x = 21,109,880,399.22/171,027.02
  6. Step 6: Final answer
    x = 123,430.09

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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.