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Finding the Fourth Proportional to 336,172.73, 504,308.73 and 120,014.70

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Solution

The fourth proportional to 336,172.73, 504,308.73 and 120,014.70 is: 180,039.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,172.73 : 504,308.73 = 120,014.70 : x
  2. Step 2: Convert to fraction form
    336,172.73/504,308.73 = 120,014.70/x
  3. Step 3: Cross multiply
    336,172.73x = 504,308.73 × 120,014.70
  4. Step 4: Simplify right side
    336,172.73x = 60,524,462,739.71
  5. Step 5: Solve for x
    x = 60,524,462,739.71/336,172.73
  6. Step 6: Final answer
    x = 180,039.77

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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.