Home / 279,226.44-418,837.74-113,012.04

Finding the Fourth Proportional to 279,226.44, 418,837.74 and 113,012.04

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Solution

The fourth proportional to 279,226.44, 418,837.74 and 113,012.04 is: 169,517.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,226.44 : 418,837.74 = 113,012.04 : x
  2. Step 2: Convert to fraction form
    279,226.44/418,837.74 = 113,012.04/x
  3. Step 3: Cross multiply
    279,226.44x = 418,837.74 × 113,012.04
  4. Step 4: Simplify right side
    279,226.44x = 47,333,707,426.39
  5. Step 5: Solve for x
    x = 47,333,707,426.39/279,226.44
  6. Step 6: Final answer
    x = 169,517.28

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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.