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Finding the Fourth Proportional to 202,453.60, 303,534.60 and 113,734.30

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Solution

The fourth proportional to 202,453.60, 303,534.60 and 113,734.30 is: 170,519.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,453.60 : 303,534.60 = 113,734.30 : x
  2. Step 2: Convert to fraction form
    202,453.60/303,534.60 = 113,734.30/x
  3. Step 3: Cross multiply
    202,453.60x = 303,534.60 × 113,734.30
  4. Step 4: Simplify right side
    202,453.60x = 34,522,295,256.78
  5. Step 5: Solve for x
    x = 34,522,295,256.78/202,453.60
  6. Step 6: Final answer
    x = 170,519.54

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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.