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Finding the Fourth Proportional to 269,201.81, 371,496.91 and 146,693.97

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Solution

The fourth proportional to 269,201.81, 371,496.91 and 146,693.97 is: 202,436.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,201.81 : 371,496.91 = 146,693.97 : x
  2. Step 2: Convert to fraction form
    269,201.81/371,496.91 = 146,693.97/x
  3. Step 3: Cross multiply
    269,201.81x = 371,496.91 × 146,693.97
  4. Step 4: Simplify right side
    269,201.81x = 54,496,356,066.37
  5. Step 5: Solve for x
    x = 54,496,356,066.37/269,201.81
  6. Step 6: Final answer
    x = 202,436.81

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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.