Home / 245,954.27-368,620.54-131,818.39

Finding the Fourth Proportional to 245,954.27, 368,620.54 and 131,818.39

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Solution

The fourth proportional to 245,954.27, 368,620.54 and 131,818.39 is: 197,560.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,954.27 : 368,620.54 = 131,818.39 : x
  2. Step 2: Convert to fraction form
    245,954.27/368,620.54 = 131,818.39/x
  3. Step 3: Cross multiply
    245,954.27x = 368,620.54 × 131,818.39
  4. Step 4: Simplify right side
    245,954.27x = 48,590,964,852.63
  5. Step 5: Solve for x
    x = 48,590,964,852.63/245,954.27
  6. Step 6: Final answer
    x = 197,560.97

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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.