Home / 71,460.22-107,187.06-29,329.90

Finding the Fourth Proportional to 71,460.22, 107,187.06 and 29,329.90

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Solution

The fourth proportional to 71,460.22, 107,187.06 and 29,329.90 is: 43,993.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,460.22 : 107,187.06 = 29,329.90 : x
  2. Step 2: Convert to fraction form
    71,460.22/107,187.06 = 29,329.90/x
  3. Step 3: Cross multiply
    71,460.22x = 107,187.06 × 29,329.90
  4. Step 4: Simplify right side
    71,460.22x = 3,143,785,751.09
  5. Step 5: Solve for x
    x = 3,143,785,751.09/71,460.22
  6. Step 6: Final answer
    x = 43,993.51

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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.