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Finding the Fourth Proportional to 165,796.99, 248,515.54 and 108,847.00

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Solution

The fourth proportional to 165,796.99, 248,515.54 and 108,847.00 is: 163,152.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,796.99 : 248,515.54 = 108,847.00 : x
  2. Step 2: Convert to fraction form
    165,796.99/248,515.54 = 108,847.00/x
  3. Step 3: Cross multiply
    165,796.99x = 248,515.54 × 108,847.00
  4. Step 4: Simplify right side
    165,796.99x = 27,050,169,721.21
  5. Step 5: Solve for x
    x = 27,050,169,721.21/165,796.99
  6. Step 6: Final answer
    x = 163,152.36

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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.