Home / 171,028.02-256,597.40-82,269.97

Finding the Fourth Proportional to 171,028.02, 256,597.40 and 82,269.97

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Solution

The fourth proportional to 171,028.02, 256,597.40 and 82,269.97 is: 123,431.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,028.02 : 256,597.40 = 82,269.97 : x
  2. Step 2: Convert to fraction form
    171,028.02/256,597.40 = 82,269.97/x
  3. Step 3: Cross multiply
    171,028.02x = 256,597.40 × 82,269.97
  4. Step 4: Simplify right side
    171,028.02x = 21,110,260,400.08
  5. Step 5: Solve for x
    x = 21,110,260,400.08/171,028.02
  6. Step 6: Final answer
    x = 123,431.59

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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.