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Finding the Fourth Proportional to 146,863.36, 220,295.25 and 36,055.36

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Solution

The fourth proportional to 146,863.36, 220,295.25 and 36,055.36 is: 54,083.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,863.36 : 220,295.25 = 36,055.36 : x
  2. Step 2: Convert to fraction form
    146,863.36/220,295.25 = 36,055.36/x
  3. Step 3: Cross multiply
    146,863.36x = 220,295.25 × 36,055.36
  4. Step 4: Simplify right side
    146,863.36x = 7,942,824,545.04
  5. Step 5: Solve for x
    x = 7,942,824,545.04/146,863.36
  6. Step 6: Final answer
    x = 54,083.09

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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.