Home / 202,428.10-303,496.35-113,708.80

Finding the Fourth Proportional to 202,428.10, 303,496.35 and 113,708.80

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Solution

The fourth proportional to 202,428.10, 303,496.35 and 113,708.80 is: 170,481.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,428.10 : 303,496.35 = 113,708.80 : x
  2. Step 2: Convert to fraction form
    202,428.10/303,496.35 = 113,708.80/x
  3. Step 3: Cross multiply
    202,428.10x = 303,496.35 × 113,708.80
  4. Step 4: Simplify right side
    202,428.10x = 34,510,205,762.88
  5. Step 5: Solve for x
    x = 34,510,205,762.88/202,428.10
  6. Step 6: Final answer
    x = 170,481.30

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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.