Home / 146,647.44-202,539.24-98,817.78

Finding the Fourth Proportional to 146,647.44, 202,539.24 and 98,817.78

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Solution

The fourth proportional to 146,647.44, 202,539.24 and 98,817.78 is: 136,480.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,647.44 : 202,539.24 = 98,817.78 : x
  2. Step 2: Convert to fraction form
    146,647.44/202,539.24 = 98,817.78/x
  3. Step 3: Cross multiply
    146,647.44x = 202,539.24 × 98,817.78
  4. Step 4: Simplify right side
    146,647.44x = 20,014,478,059.69
  5. Step 5: Solve for x
    x = 20,014,478,059.69/146,647.44
  6. Step 6: Final answer
    x = 136,480.24

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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.