Home / 202,278.20-303,417.30-123,546.20

Finding the Fourth Proportional to 202,278.20, 303,417.30 and 123,546.20

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Solution

The fourth proportional to 202,278.20, 303,417.30 and 123,546.20 is: 185,319.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,278.20 : 303,417.30 = 123,546.20 : x
  2. Step 2: Convert to fraction form
    202,278.20/303,417.30 = 123,546.20/x
  3. Step 3: Cross multiply
    202,278.20x = 303,417.30 × 123,546.20
  4. Step 4: Simplify right side
    202,278.20x = 37,486,054,429.26
  5. Step 5: Solve for x
    x = 37,486,054,429.26/202,278.20
  6. Step 6: Final answer
    x = 185,319.30

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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.