Home / 131,998.44-197,669.52-92,370

Finding the Fourth Proportional to 131,998.44, 197,669.52 and 92,370

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Solution

The fourth proportional to 131,998.44, 197,669.52 and 92,370 is: 138,325.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,998.44 : 197,669.52 = 92,370 : x
  2. Step 2: Convert to fraction form
    131,998.44/197,669.52 = 92,370/x
  3. Step 3: Cross multiply
    131,998.44x = 197,669.52 × 92,370
  4. Step 4: Simplify right side
    131,998.44x = 18,258,733,562.40
  5. Step 5: Solve for x
    x = 18,258,733,562.40/131,998.44
  6. Step 6: Final answer
    x = 138,325.37

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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.