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Finding the Fourth Proportional to 160,889.60, 241,013.64 and 125,664.32

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Solution

The fourth proportional to 160,889.60, 241,013.64 and 125,664.32 is: 188,245.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,889.60 : 241,013.64 = 125,664.32 : x
  2. Step 2: Convert to fraction form
    160,889.60/241,013.64 = 125,664.32/x
  3. Step 3: Cross multiply
    160,889.60x = 241,013.64 × 125,664.32
  4. Step 4: Simplify right side
    160,889.60x = 30,286,815,181.32
  5. Step 5: Solve for x
    x = 30,286,815,181.32/160,889.60
  6. Step 6: Final answer
    x = 188,245.95

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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.