Home / 267,745.03-401,070.79-149,479.36

Finding the Fourth Proportional to 267,745.03, 401,070.79 and 149,479.36

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Solution

The fourth proportional to 267,745.03, 401,070.79 and 149,479.36 is: 223,913.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,745.03 : 401,070.79 = 149,479.36 : x
  2. Step 2: Convert to fraction form
    267,745.03/401,070.79 = 149,479.36/x
  3. Step 3: Cross multiply
    267,745.03x = 401,070.79 × 149,479.36
  4. Step 4: Simplify right side
    267,745.03x = 59,951,805,003.89
  5. Step 5: Solve for x
    x = 59,951,805,003.89/267,745.03
  6. Step 6: Final answer
    x = 223,913.79

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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.