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Finding the Fourth Proportional to 269,044.46, 371,288.39 and 146,541.49

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Solution

The fourth proportional to 269,044.46, 371,288.39 and 146,541.49 is: 202,231.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,044.46 : 371,288.39 = 146,541.49 : x
  2. Step 2: Convert to fraction form
    269,044.46/371,288.39 = 146,541.49/x
  3. Step 3: Cross multiply
    269,044.46x = 371,288.39 × 146,541.49
  4. Step 4: Simplify right side
    269,044.46x = 54,409,153,053.67
  5. Step 5: Solve for x
    x = 54,409,153,053.67/269,044.46
  6. Step 6: Final answer
    x = 202,231.08

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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.