Home / 73,899.33-110,851.38-28,918.92

Finding the Fourth Proportional to 73,899.33, 110,851.38 and 28,918.92

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Solution

The fourth proportional to 73,899.33, 110,851.38 and 28,918.92 is: 43,379.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,899.33 : 110,851.38 = 28,918.92 : x
  2. Step 2: Convert to fraction form
    73,899.33/110,851.38 = 28,918.92/x
  3. Step 3: Cross multiply
    73,899.33x = 110,851.38 × 28,918.92
  4. Step 4: Simplify right side
    73,899.33x = 3,205,702,190.11
  5. Step 5: Solve for x
    x = 3,205,702,190.11/73,899.33
  6. Step 6: Final answer
    x = 43,379.31

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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.