Home / 144,629.01-199,382.61-106,320.96

Finding the Fourth Proportional to 144,629.01, 199,382.61 and 106,320.96

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Solution

The fourth proportional to 144,629.01, 199,382.61 and 106,320.96 is: 146,571.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,629.01 : 199,382.61 = 106,320.96 : x
  2. Step 2: Convert to fraction form
    144,629.01/199,382.61 = 106,320.96/x
  3. Step 3: Cross multiply
    144,629.01x = 199,382.61 × 106,320.96
  4. Step 4: Simplify right side
    144,629.01x = 21,198,550,502.51
  5. Step 5: Solve for x
    x = 21,198,550,502.51/144,629.01
  6. Step 6: Final answer
    x = 146,571.91

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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.