Home / 146,637.03-202,375.56-82,978.93

Finding the Fourth Proportional to 146,637.03, 202,375.56 and 82,978.93

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Solution

The fourth proportional to 146,637.03, 202,375.56 and 82,978.93 is: 114,520.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,637.03 : 202,375.56 = 82,978.93 : x
  2. Step 2: Convert to fraction form
    146,637.03/202,375.56 = 82,978.93/x
  3. Step 3: Cross multiply
    146,637.03x = 202,375.56 × 82,978.93
  4. Step 4: Simplify right side
    146,637.03x = 16,792,907,991.09
  5. Step 5: Solve for x
    x = 16,792,907,991.09/146,637.03
  6. Step 6: Final answer
    x = 114,520.24

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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.