Home / 254,278.89-350,926.41-139,576.96

Finding the Fourth Proportional to 254,278.89, 350,926.41 and 139,576.96

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Solution

The fourth proportional to 254,278.89, 350,926.41 and 139,576.96 is: 192,628.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,278.89 : 350,926.41 = 139,576.96 : x
  2. Step 2: Convert to fraction form
    254,278.89/350,926.41 = 139,576.96/x
  3. Step 3: Cross multiply
    254,278.89x = 350,926.41 × 139,576.96
  4. Step 4: Simplify right side
    254,278.89x = 48,981,241,174.97
  5. Step 5: Solve for x
    x = 48,981,241,174.97/254,278.89
  6. Step 6: Final answer
    x = 192,628.03

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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.