Home / 146,545.54-202,243.72-82,021.26

Finding the Fourth Proportional to 146,545.54, 202,243.72 and 82,021.26

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Solution

The fourth proportional to 146,545.54, 202,243.72 and 82,021.26 is: 113,195.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,545.54 : 202,243.72 = 82,021.26 : x
  2. Step 2: Convert to fraction form
    146,545.54/202,243.72 = 82,021.26/x
  3. Step 3: Cross multiply
    146,545.54x = 202,243.72 × 82,021.26
  4. Step 4: Simplify right side
    146,545.54x = 16,588,284,741.49
  5. Step 5: Solve for x
    x = 16,588,284,741.49/146,545.54
  6. Step 6: Final answer
    x = 113,195.43

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1.5x scale

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.