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Finding the Fourth Proportional to 165,905.69, 248,859.44 and 41,246.69

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Solution

The fourth proportional to 165,905.69, 248,859.44 and 41,246.69 is: 61,870.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,905.69 : 248,859.44 = 41,246.69 : x
  2. Step 2: Convert to fraction form
    165,905.69/248,859.44 = 41,246.69/x
  3. Step 3: Cross multiply
    165,905.69x = 248,859.44 × 41,246.69
  4. Step 4: Simplify right side
    165,905.69x = 10,264,627,656.22
  5. Step 5: Solve for x
    x = 10,264,627,656.22/165,905.69
  6. Step 6: Final answer
    x = 61,870.26

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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.