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Finding the Fourth Proportional to 86,567.00, 119,195.96 and 73,791.54

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Solution

The fourth proportional to 86,567.00, 119,195.96 and 73,791.54 is: 101,605.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,567.00 : 119,195.96 = 73,791.54 : x
  2. Step 2: Convert to fraction form
    86,567.00/119,195.96 = 73,791.54/x
  3. Step 3: Cross multiply
    86,567.00x = 119,195.96 × 73,791.54
  4. Step 4: Simplify right side
    86,567.00x = 8,795,653,081.22
  5. Step 5: Solve for x
    x = 8,795,653,081.22/86,567.00
  6. Step 6: Final answer
    x = 101,605.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.