Home / 269,810.38-372,328.54-148,949.06

Finding the Fourth Proportional to 269,810.38, 372,328.54 and 148,949.06

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Solution

The fourth proportional to 269,810.38, 372,328.54 and 148,949.06 is: 205,544.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,810.38 : 372,328.54 = 148,949.06 : x
  2. Step 2: Convert to fraction form
    269,810.38/372,328.54 = 148,949.06/x
  3. Step 3: Cross multiply
    269,810.38x = 372,328.54 × 148,949.06
  4. Step 4: Simplify right side
    269,810.38x = 55,457,986,044.17
  5. Step 5: Solve for x
    x = 55,457,986,044.17/269,810.38
  6. Step 6: Final answer
    x = 205,544.30

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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.