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Finding the Fourth Proportional to 195,967.92, 270,440.46 and 119,490.96

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Solution

The fourth proportional to 195,967.92, 270,440.46 and 119,490.96 is: 164,900.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,967.92 : 270,440.46 = 119,490.96 : x
  2. Step 2: Convert to fraction form
    195,967.92/270,440.46 = 119,490.96/x
  3. Step 3: Cross multiply
    195,967.92x = 270,440.46 × 119,490.96
  4. Step 4: Simplify right side
    195,967.92x = 32,315,190,188.24
  5. Step 5: Solve for x
    x = 32,315,190,188.24/195,967.92
  6. Step 6: Final answer
    x = 164,900.41

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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.