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Finding the Fourth Proportional to 220,099.96, 304,012.76 and 169,724.44

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Solution

The fourth proportional to 220,099.96, 304,012.76 and 169,724.44 is: 234,431.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,099.96 : 304,012.76 = 169,724.44 : x
  2. Step 2: Convert to fraction form
    220,099.96/304,012.76 = 169,724.44/x
  3. Step 3: Cross multiply
    220,099.96x = 304,012.76 × 169,724.44
  4. Step 4: Simplify right side
    220,099.96x = 51,598,395,443.85
  5. Step 5: Solve for x
    x = 51,598,395,443.85/220,099.96
  6. Step 6: Final answer
    x = 234,431.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.