Home / 97,605.20-146,456.40-55,517.60

Finding the Fourth Proportional to 97,605.20, 146,456.40 and 55,517.60

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Solution

The fourth proportional to 97,605.20, 146,456.40 and 55,517.60 is: 83,304.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,605.20 : 146,456.40 = 55,517.60 : x
  2. Step 2: Convert to fraction form
    97,605.20/146,456.40 = 55,517.60/x
  3. Step 3: Cross multiply
    97,605.20x = 146,456.40 × 55,517.60
  4. Step 4: Simplify right side
    97,605.20x = 8,130,907,832.64
  5. Step 5: Solve for x
    x = 8,130,907,832.64/97,605.20
  6. Step 6: Final answer
    x = 83,304.04

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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.