Home / 267,883.22-401,545.37-90,329.19

Finding the Fourth Proportional to 267,883.22, 401,545.37 and 90,329.19

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Solution

The fourth proportional to 267,883.22, 401,545.37 and 90,329.19 is: 135,399.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,883.22 : 401,545.37 = 90,329.19 : x
  2. Step 2: Convert to fraction form
    267,883.22/401,545.37 = 90,329.19/x
  3. Step 3: Cross multiply
    267,883.22x = 401,545.37 × 90,329.19
  4. Step 4: Simplify right side
    267,883.22x = 36,271,267,568.70
  5. Step 5: Solve for x
    x = 36,271,267,568.70/267,883.22
  6. Step 6: Final answer
    x = 135,399.55

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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.