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Finding the Fourth Proportional to 159,440.60, 239,190.33 and 65,953.64

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Solution

The fourth proportional to 159,440.60, 239,190.33 and 65,953.64 is: 98,942.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,440.60 : 239,190.33 = 65,953.64 : x
  2. Step 2: Convert to fraction form
    159,440.60/239,190.33 = 65,953.64/x
  3. Step 3: Cross multiply
    159,440.60x = 239,190.33 × 65,953.64
  4. Step 4: Simplify right side
    159,440.60x = 15,775,473,761.60
  5. Step 5: Solve for x
    x = 15,775,473,761.60/159,440.60
  6. Step 6: Final answer
    x = 98,942.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.