Home / 192,355.22-265,441.94-106,309.75

Finding the Fourth Proportional to 192,355.22, 265,441.94 and 106,309.75

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Solution

The fourth proportional to 192,355.22, 265,441.94 and 106,309.75 is: 146,702.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,355.22 : 265,441.94 = 106,309.75 : x
  2. Step 2: Convert to fraction form
    192,355.22/265,441.94 = 106,309.75/x
  3. Step 3: Cross multiply
    192,355.22x = 265,441.94 × 106,309.75
  4. Step 4: Simplify right side
    192,355.22x = 28,219,066,412.97
  5. Step 5: Solve for x
    x = 28,219,066,412.97/192,355.22
  6. Step 6: Final answer
    x = 146,702.89

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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.