Home / 199,092.90-274,804.65-131,159.46

Finding the Fourth Proportional to 199,092.90, 274,804.65 and 131,159.46

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Solution

The fourth proportional to 199,092.90, 274,804.65 and 131,159.46 is: 181,037.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,092.90 : 274,804.65 = 131,159.46 : x
  2. Step 2: Convert to fraction form
    199,092.90/274,804.65 = 131,159.46/x
  3. Step 3: Cross multiply
    199,092.90x = 274,804.65 × 131,159.46
  4. Step 4: Simplify right side
    199,092.90x = 36,043,229,499.49
  5. Step 5: Solve for x
    x = 36,043,229,499.49/199,092.90
  6. Step 6: Final answer
    x = 181,037.24

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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.