Home / 167,898.89-251,787.85-55,558.37

Finding the Fourth Proportional to 167,898.89, 251,787.85 and 55,558.37

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Solution

The fourth proportional to 167,898.89, 251,787.85 and 55,558.37 is: 83,317.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,898.89 : 251,787.85 = 55,558.37 : x
  2. Step 2: Convert to fraction form
    167,898.89/251,787.85 = 55,558.37/x
  3. Step 3: Cross multiply
    167,898.89x = 251,787.85 × 55,558.37
  4. Step 4: Simplify right side
    167,898.89x = 13,988,922,531.80
  5. Step 5: Solve for x
    x = 13,988,922,531.80/167,898.89
  6. Step 6: Final answer
    x = 83,317.54

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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.