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Finding the Fourth Proportional to 236,104.48, 325,812 and 135,496

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Solution

The fourth proportional to 236,104.48, 325,812 and 135,496 is: 186,977.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,104.48 : 325,812 = 135,496 : x
  2. Step 2: Convert to fraction form
    236,104.48/325,812 = 135,496/x
  3. Step 3: Cross multiply
    236,104.48x = 325,812 × 135,496
  4. Step 4: Simplify right side
    236,104.48x = 44,146,222,752
  5. Step 5: Solve for x
    x = 44,146,222,752/236,104.48
  6. Step 6: Final answer
    x = 186,977.49

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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.