Home / 356,181.05-534,371.46-143,098.59

Finding the Fourth Proportional to 356,181.05, 534,371.46 and 143,098.59

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Solution

The fourth proportional to 356,181.05, 534,371.46 and 143,098.59 is: 214,688.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,181.05 : 534,371.46 = 143,098.59 : x
  2. Step 2: Convert to fraction form
    356,181.05/534,371.46 = 143,098.59/x
  3. Step 3: Cross multiply
    356,181.05x = 534,371.46 × 143,098.59
  4. Step 4: Simplify right side
    356,181.05x = 76,467,802,627.83
  5. Step 5: Solve for x
    x = 76,467,802,627.83/356,181.05
  6. Step 6: Final answer
    x = 214,688.02

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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.