Home / 64,268.88-96,379.48-22,137.20

Finding the Fourth Proportional to 64,268.88, 96,379.48 and 22,137.20

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Solution

The fourth proportional to 64,268.88, 96,379.48 and 22,137.20 is: 33,197.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,268.88 : 96,379.48 = 22,137.20 : x
  2. Step 2: Convert to fraction form
    64,268.88/96,379.48 = 22,137.20/x
  3. Step 3: Cross multiply
    64,268.88x = 96,379.48 × 22,137.20
  4. Step 4: Simplify right side
    64,268.88x = 2,133,571,824.66
  5. Step 5: Solve for x
    x = 2,133,571,824.66/64,268.88
  6. Step 6: Final answer
    x = 33,197.59

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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.