Home / 190,908.14-263,456.48-104,870.75

Finding the Fourth Proportional to 190,908.14, 263,456.48 and 104,870.75

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Solution

The fourth proportional to 190,908.14, 263,456.48 and 104,870.75 is: 144,723.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,908.14 : 263,456.48 = 104,870.75 : x
  2. Step 2: Convert to fraction form
    190,908.14/263,456.48 = 104,870.75/x
  3. Step 3: Cross multiply
    190,908.14x = 263,456.48 × 104,870.75
  4. Step 4: Simplify right side
    190,908.14x = 27,628,877,594.85
  5. Step 5: Solve for x
    x = 27,628,877,594.85/190,908.14
  6. Step 6: Final answer
    x = 144,723.42

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1.5x scale

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.