Home / 45,493.22-68,196.65-15,891.77

Finding the Fourth Proportional to 45,493.22, 68,196.65 and 15,891.77

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Solution

The fourth proportional to 45,493.22, 68,196.65 and 15,891.77 is: 23,822.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,493.22 : 68,196.65 = 15,891.77 : x
  2. Step 2: Convert to fraction form
    45,493.22/68,196.65 = 15,891.77/x
  3. Step 3: Cross multiply
    45,493.22x = 68,196.65 × 15,891.77
  4. Step 4: Simplify right side
    45,493.22x = 1,083,765,056.13
  5. Step 5: Solve for x
    x = 1,083,765,056.13/45,493.22
  6. Step 6: Final answer
    x = 23,822.56

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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.