Home / 64,219.10-96,293.64-19,837.58

Finding the Fourth Proportional to 64,219.10, 96,293.64 and 19,837.58

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Solution

The fourth proportional to 64,219.10, 96,293.64 and 19,837.58 is: 29,745.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,219.10 : 96,293.64 = 19,837.58 : x
  2. Step 2: Convert to fraction form
    64,219.10/96,293.64 = 19,837.58/x
  3. Step 3: Cross multiply
    64,219.10x = 96,293.64 × 19,837.58
  4. Step 4: Simplify right side
    64,219.10x = 1,910,232,786.99
  5. Step 5: Solve for x
    x = 1,910,232,786.99/64,219.10
  6. Step 6: Final answer
    x = 29,745.56

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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.