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Finding the Fourth Proportional to 201,227.85, 301,841.78 and 151,036.20

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Solution

The fourth proportional to 201,227.85, 301,841.78 and 151,036.20 is: 226,554.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,227.85 : 301,841.78 = 151,036.20 : x
  2. Step 2: Convert to fraction form
    201,227.85/301,841.78 = 151,036.20/x
  3. Step 3: Cross multiply
    201,227.85x = 301,841.78 × 151,036.20
  4. Step 4: Simplify right side
    201,227.85x = 45,589,034,697.26
  5. Step 5: Solve for x
    x = 45,589,034,697.26/201,227.85
  6. Step 6: Final answer
    x = 226,554.30

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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.