Home / 199,010.32-274,653.64-148,621.84

Finding the Fourth Proportional to 199,010.32, 274,653.64 and 148,621.84

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Solution

The fourth proportional to 199,010.32, 274,653.64 and 148,621.84 is: 205,112.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,010.32 : 274,653.64 = 148,621.84 : x
  2. Step 2: Convert to fraction form
    199,010.32/274,653.64 = 148,621.84/x
  3. Step 3: Cross multiply
    199,010.32x = 274,653.64 × 148,621.84
  4. Step 4: Simplify right side
    199,010.32x = 40,819,529,339.50
  5. Step 5: Solve for x
    x = 40,819,529,339.50/199,010.32
  6. Step 6: Final answer
    x = 205,112.63

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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.