Home / 267,914.23-401,591.79-90,360.19

Finding the Fourth Proportional to 267,914.23, 401,591.79 and 90,360.19

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Solution

The fourth proportional to 267,914.23, 401,591.79 and 90,360.19 is: 135,446.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,914.23 : 401,591.79 = 90,360.19 : x
  2. Step 2: Convert to fraction form
    267,914.23/401,591.79 = 90,360.19/x
  3. Step 3: Cross multiply
    267,914.23x = 401,591.79 × 90,360.19
  4. Step 4: Simplify right side
    267,914.23x = 36,287,910,446.84
  5. Step 5: Solve for x
    x = 36,287,910,446.84/267,914.23
  6. Step 6: Final answer
    x = 135,446.00

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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.