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Finding the Fourth Proportional to 192,473.76, 265,482 and 125,496.48

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Solution

The fourth proportional to 192,473.76, 265,482 and 125,496.48 is: 173,099.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,473.76 : 265,482 = 125,496.48 : x
  2. Step 2: Convert to fraction form
    192,473.76/265,482 = 125,496.48/x
  3. Step 3: Cross multiply
    192,473.76x = 265,482 × 125,496.48
  4. Step 4: Simplify right side
    192,473.76x = 33,317,056,503.36
  5. Step 5: Solve for x
    x = 33,317,056,503.36/192,473.76
  6. Step 6: Final answer
    x = 173,099.21

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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.