Home / 192,355.14-265,441.83-106,309.67

Finding the Fourth Proportional to 192,355.14, 265,441.83 and 106,309.67

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Solution

The fourth proportional to 192,355.14, 265,441.83 and 106,309.67 is: 146,702.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,355.14 : 265,441.83 = 106,309.67 : x
  2. Step 2: Convert to fraction form
    192,355.14/265,441.83 = 106,309.67/x
  3. Step 3: Cross multiply
    192,355.14x = 265,441.83 × 106,309.67
  4. Step 4: Simplify right side
    192,355.14x = 28,219,034,164.29
  5. Step 5: Solve for x
    x = 28,219,034,164.29/192,355.14
  6. Step 6: Final answer
    x = 146,702.78

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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.