Home / 190,464.56-262,839.65-104,422.51

Finding the Fourth Proportional to 190,464.56, 262,839.65 and 104,422.51

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Solution

The fourth proportional to 190,464.56, 262,839.65 and 104,422.51 is: 144,102.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,464.56 : 262,839.65 = 104,422.51 : x
  2. Step 2: Convert to fraction form
    190,464.56/262,839.65 = 104,422.51/x
  3. Step 3: Cross multiply
    190,464.56x = 262,839.65 × 104,422.51
  4. Step 4: Simplify right side
    190,464.56x = 27,446,375,786.96
  5. Step 5: Solve for x
    x = 27,446,375,786.96/190,464.56
  6. Step 6: Final answer
    x = 144,102.27

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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.