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Finding the Fourth Proportional to 169,759.25, 234,163.96 and 100,801.97

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Solution

The fourth proportional to 169,759.25, 234,163.96 and 100,801.97 is: 139,045.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,759.25 : 234,163.96 = 100,801.97 : x
  2. Step 2: Convert to fraction form
    169,759.25/234,163.96 = 100,801.97/x
  3. Step 3: Cross multiply
    169,759.25x = 234,163.96 × 100,801.97
  4. Step 4: Simplify right side
    169,759.25x = 23,604,187,048.18
  5. Step 5: Solve for x
    x = 23,604,187,048.18/169,759.25
  6. Step 6: Final answer
    x = 139,045.08

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1.5x scale

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.