Home / 199,252.32-274,973.43-122,821.92

Finding the Fourth Proportional to 199,252.32, 274,973.43 and 122,821.92

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Solution

The fourth proportional to 199,252.32, 274,973.43 and 122,821.92 is: 169,497.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,252.32 : 274,973.43 = 122,821.92 : x
  2. Step 2: Convert to fraction form
    199,252.32/274,973.43 = 122,821.92/x
  3. Step 3: Cross multiply
    199,252.32x = 274,973.43 × 122,821.92
  4. Step 4: Simplify right side
    199,252.32x = 33,772,764,887.86
  5. Step 5: Solve for x
    x = 33,772,764,887.86/199,252.32
  6. Step 6: Final answer
    x = 169,497.48

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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.