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Finding the Fourth Proportional to 236,599.43, 354,603.79 and 118,304.60

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Solution

The fourth proportional to 236,599.43, 354,603.79 and 118,304.60 is: 177,309.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,599.43 : 354,603.79 = 118,304.60 : x
  2. Step 2: Convert to fraction form
    236,599.43/354,603.79 = 118,304.60/x
  3. Step 3: Cross multiply
    236,599.43x = 354,603.79 × 118,304.60
  4. Step 4: Simplify right side
    236,599.43x = 41,951,257,169.89
  5. Step 5: Solve for x
    x = 41,951,257,169.89/236,599.43
  6. Step 6: Final answer
    x = 177,309.21

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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.