Home / 190,237.73-262,522.78-108,564.43

Finding the Fourth Proportional to 190,237.73, 262,522.78 and 108,564.43

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Solution

The fourth proportional to 190,237.73, 262,522.78 and 108,564.43 is: 149,815.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,237.73 : 262,522.78 = 108,564.43 : x
  2. Step 2: Convert to fraction form
    190,237.73/262,522.78 = 108,564.43/x
  3. Step 3: Cross multiply
    190,237.73x = 262,522.78 × 108,564.43
  4. Step 4: Simplify right side
    190,237.73x = 28,500,636,464.68
  5. Step 5: Solve for x
    x = 28,500,636,464.68/190,237.73
  6. Step 6: Final answer
    x = 149,815.90

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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.