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Finding the Fourth Proportional to 225,005.67, 337,601.70 and 98,580.60

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Solution

The fourth proportional to 225,005.67, 337,601.70 and 98,580.60 is: 147,911.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,005.67 : 337,601.70 = 98,580.60 : x
  2. Step 2: Convert to fraction form
    225,005.67/337,601.70 = 98,580.60/x
  3. Step 3: Cross multiply
    225,005.67x = 337,601.70 × 98,580.60
  4. Step 4: Simplify right side
    225,005.67x = 33,280,978,147.02
  5. Step 5: Solve for x
    x = 33,280,978,147.02/225,005.67
  6. Step 6: Final answer
    x = 147,911.73

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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.