Home / 229,136.20-343,412.70-204,058.60

Finding the Fourth Proportional to 229,136.20, 343,412.70 and 204,058.60

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Solution

The fourth proportional to 229,136.20, 343,412.70 and 204,058.60 is: 305,828.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,136.20 : 343,412.70 = 204,058.60 : x
  2. Step 2: Convert to fraction form
    229,136.20/343,412.70 = 204,058.60/x
  3. Step 3: Cross multiply
    229,136.20x = 343,412.70 × 204,058.60
  4. Step 4: Simplify right side
    229,136.20x = 70,076,314,784.22
  5. Step 5: Solve for x
    x = 70,076,314,784.22/229,136.20
  6. Step 6: Final answer
    x = 305,828.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.