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Finding the Fourth Proportional to 167,858.84, 251,664.96 and 79,062.32

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Solution

The fourth proportional to 167,858.84, 251,664.96 and 79,062.32 is: 118,535.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,858.84 : 251,664.96 = 79,062.32 : x
  2. Step 2: Convert to fraction form
    167,858.84/251,664.96 = 79,062.32/x
  3. Step 3: Cross multiply
    167,858.84x = 251,664.96 × 79,062.32
  4. Step 4: Simplify right side
    167,858.84x = 19,897,215,600.31
  5. Step 5: Solve for x
    x = 19,897,215,600.31/167,858.84
  6. Step 6: Final answer
    x = 118,535.41

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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.