Home / 187,724.27-281,583.41-45,570.69

Finding the Fourth Proportional to 187,724.27, 281,583.41 and 45,570.69

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Solution

The fourth proportional to 187,724.27, 281,583.41 and 45,570.69 is: 68,355.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,724.27 : 281,583.41 = 45,570.69 : x
  2. Step 2: Convert to fraction form
    187,724.27/281,583.41 = 45,570.69/x
  3. Step 3: Cross multiply
    187,724.27x = 281,583.41 × 45,570.69
  4. Step 4: Simplify right side
    187,724.27x = 12,831,950,058.40
  5. Step 5: Solve for x
    x = 12,831,950,058.40/187,724.27
  6. Step 6: Final answer
    x = 68,355.31

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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.