Home / 199,010.35-274,167.06-138,477.04

Finding the Fourth Proportional to 199,010.35, 274,167.06 and 138,477.04

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Solution

The fourth proportional to 199,010.35, 274,167.06 and 138,477.04 is: 190,773.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,010.35 : 274,167.06 = 138,477.04 : x
  2. Step 2: Convert to fraction form
    199,010.35/274,167.06 = 138,477.04/x
  3. Step 3: Cross multiply
    199,010.35x = 274,167.06 × 138,477.04
  4. Step 4: Simplify right side
    199,010.35x = 37,965,842,934.30
  5. Step 5: Solve for x
    x = 37,965,842,934.30/199,010.35
  6. Step 6: Final answer
    x = 190,773.21

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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.