Home / 267,638.04-401,677.92-134,556.12

Finding the Fourth Proportional to 267,638.04, 401,677.92 and 134,556.12

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Solution

The fourth proportional to 267,638.04, 401,677.92 and 134,556.12 is: 201,945.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,638.04 : 401,677.92 = 134,556.12 : x
  2. Step 2: Convert to fraction form
    267,638.04/401,677.92 = 134,556.12/x
  3. Step 3: Cross multiply
    267,638.04x = 401,677.92 × 134,556.12
  4. Step 4: Simplify right side
    267,638.04x = 54,048,222,404.87
  5. Step 5: Solve for x
    x = 54,048,222,404.87/267,638.04
  6. Step 6: Final answer
    x = 201,945.22

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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.