Home / 199,222.36-274,923.28-108,577.80

Finding the Fourth Proportional to 199,222.36, 274,923.28 and 108,577.80

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Solution

The fourth proportional to 199,222.36, 274,923.28 and 108,577.80 is: 149,835.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,222.36 : 274,923.28 = 108,577.80 : x
  2. Step 2: Convert to fraction form
    199,222.36/274,923.28 = 108,577.80/x
  3. Step 3: Cross multiply
    199,222.36x = 274,923.28 × 108,577.80
  4. Step 4: Simplify right side
    199,222.36x = 29,850,564,911.18
  5. Step 5: Solve for x
    x = 29,850,564,911.18/199,222.36
  6. Step 6: Final answer
    x = 149,835.41

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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.