Home / 267,727.93-401,593.29-90,236.48

Finding the Fourth Proportional to 267,727.93, 401,593.29 and 90,236.48

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Solution

The fourth proportional to 267,727.93, 401,593.29 and 90,236.48 is: 135,355.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,727.93 : 401,593.29 = 90,236.48 : x
  2. Step 2: Convert to fraction form
    267,727.93/401,593.29 = 90,236.48/x
  3. Step 3: Cross multiply
    267,727.93x = 401,593.29 × 90,236.48
  4. Step 4: Simplify right side
    267,727.93x = 36,238,364,881.22
  5. Step 5: Solve for x
    x = 36,238,364,881.22/267,727.93
  6. Step 6: Final answer
    x = 135,355.19

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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.