Home / 187,528.41-258,738.03-106,926.53

Finding the Fourth Proportional to 187,528.41, 258,738.03 and 106,926.53

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Solution

The fourth proportional to 187,528.41, 258,738.03 and 106,926.53 is: 147,529.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,528.41 : 258,738.03 = 106,926.53 : x
  2. Step 2: Convert to fraction form
    187,528.41/258,738.03 = 106,926.53/x
  3. Step 3: Cross multiply
    187,528.41x = 258,738.03 × 106,926.53
  4. Step 4: Simplify right side
    187,528.41x = 27,665,958,433.25
  5. Step 5: Solve for x
    x = 27,665,958,433.25/187,528.41
  6. Step 6: Final answer
    x = 147,529.42

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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.