Home / 190,238.55-262,519.83-104,197.90

Finding the Fourth Proportional to 190,238.55, 262,519.83 and 104,197.90

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Solution

The fourth proportional to 190,238.55, 262,519.83 and 104,197.90 is: 143,787.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,238.55 : 262,519.83 = 104,197.90 : x
  2. Step 2: Convert to fraction form
    190,238.55/262,519.83 = 104,197.90/x
  3. Step 3: Cross multiply
    190,238.55x = 262,519.83 × 104,197.90
  4. Step 4: Simplify right side
    190,238.55x = 27,354,014,994.36
  5. Step 5: Solve for x
    x = 27,354,014,994.36/190,238.55
  6. Step 6: Final answer
    x = 143,787.97

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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.