Home / 276,890.44-382,108.96-149,566.03

Finding the Fourth Proportional to 276,890.44, 382,108.96 and 149,566.03

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Solution

The fourth proportional to 276,890.44, 382,108.96 and 149,566.03 is: 206,401.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,890.44 : 382,108.96 = 149,566.03 : x
  2. Step 2: Convert to fraction form
    276,890.44/382,108.96 = 149,566.03/x
  3. Step 3: Cross multiply
    276,890.44x = 382,108.96 × 149,566.03
  4. Step 4: Simplify right side
    276,890.44x = 57,150,520,174.63
  5. Step 5: Solve for x
    x = 57,150,520,174.63/276,890.44
  6. Step 6: Final answer
    x = 206,401.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.