Home / 102,169.27-152,958.66-64,771.57

Finding the Fourth Proportional to 102,169.27, 152,958.66 and 64,771.57

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Solution

The fourth proportional to 102,169.27, 152,958.66 and 64,771.57 is: 96,970.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,169.27 : 152,958.66 = 64,771.57 : x
  2. Step 2: Convert to fraction form
    102,169.27/152,958.66 = 64,771.57/x
  3. Step 3: Cross multiply
    102,169.27x = 152,958.66 × 64,771.57
  4. Step 4: Simplify right side
    102,169.27x = 9,907,372,553.30
  5. Step 5: Solve for x
    x = 9,907,372,553.30/102,169.27
  6. Step 6: Final answer
    x = 96,970.18

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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.