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Finding the Fourth Proportional to 336,164.45, 504,345.05 and 108,455.68

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Solution

The fourth proportional to 336,164.45, 504,345.05 and 108,455.68 is: 162,715.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,164.45 : 504,345.05 = 108,455.68 : x
  2. Step 2: Convert to fraction form
    336,164.45/504,345.05 = 108,455.68/x
  3. Step 3: Cross multiply
    336,164.45x = 504,345.05 × 108,455.68
  4. Step 4: Simplify right side
    336,164.45x = 54,699,085,352.38
  5. Step 5: Solve for x
    x = 54,699,085,352.38/336,164.45
  6. Step 6: Final answer
    x = 162,715.26

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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.