Home / 179,185.02-268,943.82-90,500.80

Finding the Fourth Proportional to 179,185.02, 268,943.82 and 90,500.80

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Solution

The fourth proportional to 179,185.02, 268,943.82 and 90,500.80 is: 135,835.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,185.02 : 268,943.82 = 90,500.80 : x
  2. Step 2: Convert to fraction form
    179,185.02/268,943.82 = 90,500.80/x
  3. Step 3: Cross multiply
    179,185.02x = 268,943.82 × 90,500.80
  4. Step 4: Simplify right side
    179,185.02x = 24,339,630,865.06
  5. Step 5: Solve for x
    x = 24,339,630,865.06/179,185.02
  6. Step 6: Final answer
    x = 135,835.19

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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.