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Finding the Fourth Proportional to 201,260.40, 301,847.40 and 88,940.40

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Solution

The fourth proportional to 201,260.40, 301,847.40 and 88,940.40 is: 133,391.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,260.40 : 301,847.40 = 88,940.40 : x
  2. Step 2: Convert to fraction form
    201,260.40/301,847.40 = 88,940.40/x
  3. Step 3: Cross multiply
    201,260.40x = 301,847.40 × 88,940.40
  4. Step 4: Simplify right side
    201,260.40x = 26,846,428,494.96
  5. Step 5: Solve for x
    x = 26,846,428,494.96/201,260.40
  6. Step 6: Final answer
    x = 133,391.51

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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.