Home / 192,722.73-265,938.66-112,160.94

Finding the Fourth Proportional to 192,722.73, 265,938.66 and 112,160.94

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Solution

The fourth proportional to 192,722.73, 265,938.66 and 112,160.94 is: 154,771.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,722.73 : 265,938.66 = 112,160.94 : x
  2. Step 2: Convert to fraction form
    192,722.73/265,938.66 = 112,160.94/x
  3. Step 3: Cross multiply
    192,722.73x = 265,938.66 × 112,160.94
  4. Step 4: Simplify right side
    192,722.73x = 29,827,930,087.94
  5. Step 5: Solve for x
    x = 29,827,930,087.94/192,722.73
  6. Step 6: Final answer
    x = 154,771.21

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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.