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Finding the Fourth Proportional to 165,529, 248,342.46 and 95,458.60

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Solution

The fourth proportional to 165,529, 248,342.46 and 95,458.60 is: 143,216.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,529 : 248,342.46 = 95,458.60 : x
  2. Step 2: Convert to fraction form
    165,529/248,342.46 = 95,458.60/x
  3. Step 3: Cross multiply
    165,529x = 248,342.46 × 95,458.60
  4. Step 4: Simplify right side
    165,529x = 23,706,423,552.16
  5. Step 5: Solve for x
    x = 23,706,423,552.16/165,529
  6. Step 6: Final answer
    x = 143,216.13

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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.