Home / 167,898.85-251,787.78-55,558.33

Finding the Fourth Proportional to 167,898.85, 251,787.78 and 55,558.33

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Solution

The fourth proportional to 167,898.85, 251,787.78 and 55,558.33 is: 83,317.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,898.85 : 251,787.78 = 55,558.33 : x
  2. Step 2: Convert to fraction form
    167,898.85/251,787.78 = 55,558.33/x
  3. Step 3: Cross multiply
    167,898.85x = 251,787.78 × 55,558.33
  4. Step 4: Simplify right side
    167,898.85x = 13,988,907,941.74
  5. Step 5: Solve for x
    x = 13,988,907,941.74/167,898.85
  6. Step 6: Final answer
    x = 83,317.47

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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.