Home / 109,382.22-164,074.07-30,497.13

Finding the Fourth Proportional to 109,382.22, 164,074.07 and 30,497.13

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Solution

The fourth proportional to 109,382.22, 164,074.07 and 30,497.13 is: 45,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,382.22 : 164,074.07 = 30,497.13 : x
  2. Step 2: Convert to fraction form
    109,382.22/164,074.07 = 30,497.13/x
  3. Step 3: Cross multiply
    109,382.22x = 164,074.07 × 30,497.13
  4. Step 4: Simplify right side
    109,382.22x = 5,003,788,318.66
  5. Step 5: Solve for x
    x = 5,003,788,318.66/109,382.22
  6. Step 6: Final answer
    x = 45,745.90

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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.