Home / 269,485.40-371,872.53-148,627.46

Finding the Fourth Proportional to 269,485.40, 371,872.53 and 148,627.46

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Solution

The fourth proportional to 269,485.40, 371,872.53 and 148,627.46 is: 205,096.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,485.40 : 371,872.53 = 148,627.46 : x
  2. Step 2: Convert to fraction form
    269,485.40/371,872.53 = 148,627.46/x
  3. Step 3: Cross multiply
    269,485.40x = 371,872.53 × 148,627.46
  4. Step 4: Simplify right side
    269,485.40x = 55,270,467,718.31
  5. Step 5: Solve for x
    x = 55,270,467,718.31/269,485.40
  6. Step 6: Final answer
    x = 205,096.34

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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.