Home / 190,127.06-285,470.96-106,051.49

Finding the Fourth Proportional to 190,127.06, 285,470.96 and 106,051.49

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Solution

The fourth proportional to 190,127.06, 285,470.96 and 106,051.49 is: 159,233.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,127.06 : 285,470.96 = 106,051.49 : x
  2. Step 2: Convert to fraction form
    190,127.06/285,470.96 = 106,051.49/x
  3. Step 3: Cross multiply
    190,127.06x = 285,470.96 × 106,051.49
  4. Step 4: Simplify right side
    190,127.06x = 30,274,620,843.15
  5. Step 5: Solve for x
    x = 30,274,620,843.15/190,127.06
  6. Step 6: Final answer
    x = 159,233.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.