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Finding the Fourth Proportional to 236,328.75, 354,493.13 and 61,224.75

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Solution

The fourth proportional to 236,328.75, 354,493.13 and 61,224.75 is: 91,837.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,328.75 : 354,493.13 = 61,224.75 : x
  2. Step 2: Convert to fraction form
    236,328.75/354,493.13 = 61,224.75/x
  3. Step 3: Cross multiply
    236,328.75x = 354,493.13 × 61,224.75
  4. Step 4: Simplify right side
    236,328.75x = 21,703,752,954.84
  5. Step 5: Solve for x
    x = 21,703,752,954.84/236,328.75
  6. Step 6: Final answer
    x = 91,837.13

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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.