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Finding the Fourth Proportional to 159,080.15, 238,620.22 and 65,583.47

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Solution

The fourth proportional to 159,080.15, 238,620.22 and 65,583.47 is: 98,375.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,080.15 : 238,620.22 = 65,583.47 : x
  2. Step 2: Convert to fraction form
    159,080.15/238,620.22 = 65,583.47/x
  3. Step 3: Cross multiply
    159,080.15x = 238,620.22 × 65,583.47
  4. Step 4: Simplify right side
    159,080.15x = 15,649,540,682.70
  5. Step 5: Solve for x
    x = 15,649,540,682.70/159,080.15
  6. Step 6: Final answer
    x = 98,375.20

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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.