Home / 166,418.22-229,620.96-98,438.94

Finding the Fourth Proportional to 166,418.22, 229,620.96 and 98,438.94

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Solution

The fourth proportional to 166,418.22, 229,620.96 and 98,438.94 is: 135,824.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,418.22 : 229,620.96 = 98,438.94 : x
  2. Step 2: Convert to fraction form
    166,418.22/229,620.96 = 98,438.94/x
  3. Step 3: Cross multiply
    166,418.22x = 229,620.96 × 98,438.94
  4. Step 4: Simplify right side
    166,418.22x = 22,603,643,904.18
  5. Step 5: Solve for x
    x = 22,603,643,904.18/166,418.22
  6. Step 6: Final answer
    x = 135,824.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.