Home / 269,311.10-371,647.04-154,608.41

Finding the Fourth Proportional to 269,311.10, 371,647.04 and 154,608.41

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Solution

The fourth proportional to 269,311.10, 371,647.04 and 154,608.41 is: 213,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,311.10 : 371,647.04 = 154,608.41 : x
  2. Step 2: Convert to fraction form
    269,311.10/371,647.04 = 154,608.41/x
  3. Step 3: Cross multiply
    269,311.10x = 371,647.04 × 154,608.41
  4. Step 4: Simplify right side
    269,311.10x = 57,459,758,091.68
  5. Step 5: Solve for x
    x = 57,459,758,091.68/269,311.10
  6. Step 6: Final answer
    x = 213,358.30

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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.