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Finding the Fourth Proportional to 167,888.29, 251,859.79 and 49,571.59

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Solution

The fourth proportional to 167,888.29, 251,859.79 and 49,571.59 is: 74,365.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,888.29 : 251,859.79 = 49,571.59 : x
  2. Step 2: Convert to fraction form
    167,888.29/251,859.79 = 49,571.59/x
  3. Step 3: Cross multiply
    167,888.29x = 251,859.79 × 49,571.59
  4. Step 4: Simplify right side
    167,888.29x = 12,485,090,247.37
  5. Step 5: Solve for x
    x = 12,485,090,247.37/167,888.29
  6. Step 6: Final answer
    x = 74,365.46

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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.