Home / 190,987.96-263,563.31-104,952.49

Finding the Fourth Proportional to 190,987.96, 263,563.31 and 104,952.49

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Solution

The fourth proportional to 190,987.96, 263,563.31 and 104,952.49 is: 144,834.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,987.96 : 263,563.31 = 104,952.49 : x
  2. Step 2: Convert to fraction form
    190,987.96/263,563.31 = 104,952.49/x
  3. Step 3: Cross multiply
    190,987.96x = 263,563.31 × 104,952.49
  4. Step 4: Simplify right side
    190,987.96x = 27,661,625,657.14
  5. Step 5: Solve for x
    x = 27,661,625,657.14/190,987.96
  6. Step 6: Final answer
    x = 144,834.40

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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.