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Finding the Fourth Proportional to 217,096.98, 325,221.57 and 149,616.96

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Solution

The fourth proportional to 217,096.98, 325,221.57 and 149,616.96 is: 224,133.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,096.98 : 325,221.57 = 149,616.96 : x
  2. Step 2: Convert to fraction form
    217,096.98/325,221.57 = 149,616.96/x
  3. Step 3: Cross multiply
    217,096.98x = 325,221.57 × 149,616.96
  4. Step 4: Simplify right side
    217,096.98x = 48,658,662,629.83
  5. Step 5: Solve for x
    x = 48,658,662,629.83/217,096.98
  6. Step 6: Final answer
    x = 224,133.30

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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.