Home / 190,127.63-285,471.80-106,052.06

Finding the Fourth Proportional to 190,127.63, 285,471.80 and 106,052.06

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Solution

The fourth proportional to 190,127.63, 285,471.80 and 106,052.06 is: 159,234.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,127.63 : 285,471.80 = 106,052.06 : x
  2. Step 2: Convert to fraction form
    190,127.63/285,471.80 = 106,052.06/x
  3. Step 3: Cross multiply
    190,127.63x = 285,471.80 × 106,052.06
  4. Step 4: Simplify right side
    190,127.63x = 30,274,870,504.29
  5. Step 5: Solve for x
    x = 30,274,870,504.29/190,127.63
  6. Step 6: Final answer
    x = 159,234.46

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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.