Home / 216,766.14-324,728.44-159,736.54

Finding the Fourth Proportional to 216,766.14, 324,728.44 and 159,736.54

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Solution

The fourth proportional to 216,766.14, 324,728.44 and 159,736.54 is: 239,294.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,766.14 : 324,728.44 = 159,736.54 : x
  2. Step 2: Convert to fraction form
    216,766.14/324,728.44 = 159,736.54/x
  3. Step 3: Cross multiply
    216,766.14x = 324,728.44 × 159,736.54
  4. Step 4: Simplify right side
    216,766.14x = 51,870,997,741.42
  5. Step 5: Solve for x
    x = 51,870,997,741.42/216,766.14
  6. Step 6: Final answer
    x = 239,294.74

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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.