Home / 190,643.62-263,093.61-104,606.50

Finding the Fourth Proportional to 190,643.62, 263,093.61 and 104,606.50

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Solution

The fourth proportional to 190,643.62, 263,093.61 and 104,606.50 is: 144,359.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,643.62 : 263,093.61 = 104,606.50 : x
  2. Step 2: Convert to fraction form
    190,643.62/263,093.61 = 104,606.50/x
  3. Step 3: Cross multiply
    190,643.62x = 263,093.61 × 104,606.50
  4. Step 4: Simplify right side
    190,643.62x = 27,521,301,714.47
  5. Step 5: Solve for x
    x = 27,521,301,714.47/190,643.62
  6. Step 6: Final answer
    x = 144,359.94

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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.