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Finding the Fourth Proportional to 236,298, 325,906.92 and 151,422.96

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Solution

The fourth proportional to 236,298, 325,906.92 and 151,422.96 is: 208,845.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,298 : 325,906.92 = 151,422.96 : x
  2. Step 2: Convert to fraction form
    236,298/325,906.92 = 151,422.96/x
  3. Step 3: Cross multiply
    236,298x = 325,906.92 × 151,422.96
  4. Step 4: Simplify right side
    236,298x = 49,349,790,510.88
  5. Step 5: Solve for x
    x = 49,349,790,510.88/236,298
  6. Step 6: Final answer
    x = 208,845.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.