Home / 254,353.30-381,610.14-159,649.36

Finding the Fourth Proportional to 254,353.30, 381,610.14 and 159,649.36

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Solution

The fourth proportional to 254,353.30, 381,610.14 and 159,649.36 is: 239,524.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,353.30 : 381,610.14 = 159,649.36 : x
  2. Step 2: Convert to fraction form
    254,353.30/381,610.14 = 159,649.36/x
  3. Step 3: Cross multiply
    254,353.30x = 381,610.14 × 159,649.36
  4. Step 4: Simplify right side
    254,353.30x = 60,923,814,620.51
  5. Step 5: Solve for x
    x = 60,923,814,620.51/254,353.30
  6. Step 6: Final answer
    x = 239,524.37

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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.