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Finding the Fourth Proportional to 168,683.68, 253,063.68 and 50,350.60

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Solution

The fourth proportional to 168,683.68, 253,063.68 and 50,350.60 is: 75,537.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,683.68 : 253,063.68 = 50,350.60 : x
  2. Step 2: Convert to fraction form
    168,683.68/253,063.68 = 50,350.60/x
  3. Step 3: Cross multiply
    168,683.68x = 253,063.68 × 50,350.60
  4. Step 4: Simplify right side
    168,683.68x = 12,741,908,126.21
  5. Step 5: Solve for x
    x = 12,741,908,126.21/168,683.68
  6. Step 6: Final answer
    x = 75,537.29

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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.