Home / 275,829.03-412,972.68-149,014.92

Finding the Fourth Proportional to 275,829.03, 412,972.68 and 149,014.92

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Solution

The fourth proportional to 275,829.03, 412,972.68 and 149,014.92 is: 223,105.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,829.03 : 412,972.68 = 149,014.92 : x
  2. Step 2: Convert to fraction form
    275,829.03/412,972.68 = 149,014.92/x
  3. Step 3: Cross multiply
    275,829.03x = 412,972.68 × 149,014.92
  4. Step 4: Simplify right side
    275,829.03x = 61,539,090,872.39
  5. Step 5: Solve for x
    x = 61,539,090,872.39/275,829.03
  6. Step 6: Final answer
    x = 223,105.92

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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.