Home / 146,072.75-201,580.41-79,004.75

Finding the Fourth Proportional to 146,072.75, 201,580.41 and 79,004.75

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Solution

The fourth proportional to 146,072.75, 201,580.41 and 79,004.75 is: 109,026.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,072.75 : 201,580.41 = 79,004.75 : x
  2. Step 2: Convert to fraction form
    146,072.75/201,580.41 = 79,004.75/x
  3. Step 3: Cross multiply
    146,072.75x = 201,580.41 × 79,004.75
  4. Step 4: Simplify right side
    146,072.75x = 15,925,809,896.95
  5. Step 5: Solve for x
    x = 15,925,809,896.95/146,072.75
  6. Step 6: Final answer
    x = 109,026.56

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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.