Home / 190,563.91-262,976.41-104,521.13

Finding the Fourth Proportional to 190,563.91, 262,976.41 and 104,521.13

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Solution

The fourth proportional to 190,563.91, 262,976.41 and 104,521.13 is: 144,238.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,563.91 : 262,976.41 = 104,521.13 : x
  2. Step 2: Convert to fraction form
    190,563.91/262,976.41 = 104,521.13/x
  3. Step 3: Cross multiply
    190,563.91x = 262,976.41 × 104,521.13
  4. Step 4: Simplify right side
    190,563.91x = 27,486,591,013.94
  5. Step 5: Solve for x
    x = 27,486,591,013.94/190,563.91
  6. Step 6: Final answer
    x = 144,238.18

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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.