Home / 190,361.22-262,698.79-104,306.52

Finding the Fourth Proportional to 190,361.22, 262,698.79 and 104,306.52

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Solution

The fourth proportional to 190,361.22, 262,698.79 and 104,306.52 is: 143,943.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,361.22 : 262,698.79 = 104,306.52 : x
  2. Step 2: Convert to fraction form
    190,361.22/262,698.79 = 104,306.52/x
  3. Step 3: Cross multiply
    190,361.22x = 262,698.79 × 104,306.52
  4. Step 4: Simplify right side
    190,361.22x = 27,401,196,593.11
  5. Step 5: Solve for x
    x = 27,401,196,593.11/190,361.22
  6. Step 6: Final answer
    x = 143,943.17

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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.