Home / 146,255.10-201,821.67-82,589.10

Finding the Fourth Proportional to 146,255.10, 201,821.67 and 82,589.10

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Solution

The fourth proportional to 146,255.10, 201,821.67 and 82,589.10 is: 113,967.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,255.10 : 201,821.67 = 82,589.10 : x
  2. Step 2: Convert to fraction form
    146,255.10/201,821.67 = 82,589.10/x
  3. Step 3: Cross multiply
    146,255.10x = 201,821.67 × 82,589.10
  4. Step 4: Simplify right side
    146,255.10x = 16,668,270,085.80
  5. Step 5: Solve for x
    x = 16,668,270,085.80/146,255.10
  6. Step 6: Final answer
    x = 113,967.10

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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.