Home / 64,184.82-96,268.32-19,813.02

Finding the Fourth Proportional to 64,184.82, 96,268.32 and 19,813.02

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Solution

The fourth proportional to 64,184.82, 96,268.32 and 19,813.02 is: 29,716.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,184.82 : 96,268.32 = 19,813.02 : x
  2. Step 2: Convert to fraction form
    64,184.82/96,268.32 = 19,813.02/x
  3. Step 3: Cross multiply
    64,184.82x = 96,268.32 × 19,813.02
  4. Step 4: Simplify right side
    64,184.82x = 1,907,366,149.53
  5. Step 5: Solve for x
    x = 1,907,366,149.53/64,184.82
  6. Step 6: Final answer
    x = 29,716.78

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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.