Home / 165,625.94-228,563.70-90,174.44

Finding the Fourth Proportional to 165,625.94, 228,563.70 and 90,174.44

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Solution

The fourth proportional to 165,625.94, 228,563.70 and 90,174.44 is: 124,440.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,625.94 : 228,563.70 = 90,174.44 : x
  2. Step 2: Convert to fraction form
    165,625.94/228,563.70 = 90,174.44/x
  3. Step 3: Cross multiply
    165,625.94x = 228,563.70 × 90,174.44
  4. Step 4: Simplify right side
    165,625.94x = 20,610,603,651.83
  5. Step 5: Solve for x
    x = 20,610,603,651.83/165,625.94
  6. Step 6: Final answer
    x = 124,440.67

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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.