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Finding the Fourth Proportional to 201,260.70, 301,891.05 and 181,215.90

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Solution

The fourth proportional to 201,260.70, 301,891.05 and 181,215.90 is: 271,823.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,260.70 : 301,891.05 = 181,215.90 : x
  2. Step 2: Convert to fraction form
    201,260.70/301,891.05 = 181,215.90/x
  3. Step 3: Cross multiply
    201,260.70x = 301,891.05 × 181,215.90
  4. Step 4: Simplify right side
    201,260.70x = 54,707,458,327.70
  5. Step 5: Solve for x
    x = 54,707,458,327.70/201,260.70
  6. Step 6: Final answer
    x = 271,823.85

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1.5x scale

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.