Home / 190,462.75-285,443.48-106,262.57

Finding the Fourth Proportional to 190,462.75, 285,443.48 and 106,262.57

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Solution

The fourth proportional to 190,462.75, 285,443.48 and 106,262.57 is: 159,254.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,462.75 : 285,443.48 = 106,262.57 : x
  2. Step 2: Convert to fraction form
    190,462.75/285,443.48 = 106,262.57/x
  3. Step 3: Cross multiply
    190,462.75x = 285,443.48 × 106,262.57
  4. Step 4: Simplify right side
    190,462.75x = 30,331,958,202.97
  5. Step 5: Solve for x
    x = 30,331,958,202.97/190,462.75
  6. Step 6: Final answer
    x = 159,254.01

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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.