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Finding the Fourth Proportional to 216,372.96, 324,559.49 and 58,601.47

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Solution

The fourth proportional to 216,372.96, 324,559.49 and 58,601.47 is: 87,902.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,372.96 : 324,559.49 = 58,601.47 : x
  2. Step 2: Convert to fraction form
    216,372.96/324,559.49 = 58,601.47/x
  3. Step 3: Cross multiply
    216,372.96x = 324,559.49 × 58,601.47
  4. Step 4: Simplify right side
    216,372.96x = 19,019,661,593.65
  5. Step 5: Solve for x
    x = 19,019,661,593.65/216,372.96
  6. Step 6: Final answer
    x = 87,902.21

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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.