Home / 267,536.39-401,366.34-90,039.06

Finding the Fourth Proportional to 267,536.39, 401,366.34 and 90,039.06

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Solution

The fourth proportional to 267,536.39, 401,366.34 and 90,039.06 is: 135,079.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,536.39 : 401,366.34 = 90,039.06 : x
  2. Step 2: Convert to fraction form
    267,536.39/401,366.34 = 90,039.06/x
  3. Step 3: Cross multiply
    267,536.39x = 401,366.34 × 90,039.06
  4. Step 4: Simplify right side
    267,536.39x = 36,138,647,969.24
  5. Step 5: Solve for x
    x = 36,138,647,969.24/267,536.39
  6. Step 6: Final answer
    x = 135,079.38

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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.