Home / 146,795.20-202,570.60-83,133.46

Finding the Fourth Proportional to 146,795.20, 202,570.60 and 83,133.46

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Solution

The fourth proportional to 146,795.20, 202,570.60 and 83,133.46 is: 114,720.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,795.20 : 202,570.60 = 83,133.46 : x
  2. Step 2: Convert to fraction form
    146,795.20/202,570.60 = 83,133.46/x
  3. Step 3: Cross multiply
    146,795.20x = 202,570.60 × 83,133.46
  4. Step 4: Simplify right side
    146,795.20x = 16,840,394,872.28
  5. Step 5: Solve for x
    x = 16,840,394,872.28/146,795.20
  6. Step 6: Final answer
    x = 114,720.34

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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.