Home / 97,746.36-146,537.46-68,076.60

Finding the Fourth Proportional to 97,746.36, 146,537.46 and 68,076.60

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Solution

The fourth proportional to 97,746.36, 146,537.46 and 68,076.60 is: 102,057.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,746.36 : 146,537.46 = 68,076.60 : x
  2. Step 2: Convert to fraction form
    97,746.36/146,537.46 = 68,076.60/x
  3. Step 3: Cross multiply
    97,746.36x = 146,537.46 × 68,076.60
  4. Step 4: Simplify right side
    97,746.36x = 9,975,772,049.44
  5. Step 5: Solve for x
    x = 9,975,772,049.44/97,746.36
  6. Step 6: Final answer
    x = 102,057.73

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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.