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Finding the Fourth Proportional to 227,014.80, 340,716.60 and 100,849.20

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Solution

The fourth proportional to 227,014.80, 340,716.60 and 100,849.20 is: 151,360.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,014.80 : 340,716.60 = 100,849.20 : x
  2. Step 2: Convert to fraction form
    227,014.80/340,716.60 = 100,849.20/x
  3. Step 3: Cross multiply
    227,014.80x = 340,716.60 × 100,849.20
  4. Step 4: Simplify right side
    227,014.80x = 34,360,996,536.72
  5. Step 5: Solve for x
    x = 34,360,996,536.72/227,014.80
  6. Step 6: Final answer
    x = 151,360.16

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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.