Home / 199,201.61-274,898.27-108,557.60

Finding the Fourth Proportional to 199,201.61, 274,898.27 and 108,557.60

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Solution

The fourth proportional to 199,201.61, 274,898.27 and 108,557.60 is: 149,809.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,201.61 : 274,898.27 = 108,557.60 : x
  2. Step 2: Convert to fraction form
    199,201.61/274,898.27 = 108,557.60/x
  3. Step 3: Cross multiply
    199,201.61x = 274,898.27 × 108,557.60
  4. Step 4: Simplify right side
    199,201.61x = 29,842,294,518.07
  5. Step 5: Solve for x
    x = 29,842,294,518.07/199,201.61
  6. Step 6: Final answer
    x = 149,809.51

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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.