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Finding the Fourth Proportional to 236,299, 325,908.30 and 151,423.96

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Solution

The fourth proportional to 236,299, 325,908.30 and 151,423.96 is: 208,846.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,299 : 325,908.30 = 151,423.96 : x
  2. Step 2: Convert to fraction form
    236,299/325,908.30 = 151,423.96/x
  3. Step 3: Cross multiply
    236,299x = 325,908.30 × 151,423.96
  4. Step 4: Simplify right side
    236,299x = 49,350,325,382.87
  5. Step 5: Solve for x
    x = 49,350,325,382.87/236,299
  6. Step 6: Final answer
    x = 208,846.95

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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.