Home / 229,086.21-343,491.26-102,703.60

Finding the Fourth Proportional to 229,086.21, 343,491.26 and 102,703.60

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Solution

The fourth proportional to 229,086.21, 343,491.26 and 102,703.60 is: 153,993.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,086.21 : 343,491.26 = 102,703.60 : x
  2. Step 2: Convert to fraction form
    229,086.21/343,491.26 = 102,703.60/x
  3. Step 3: Cross multiply
    229,086.21x = 343,491.26 × 102,703.60
  4. Step 4: Simplify right side
    229,086.21x = 35,277,788,457.02
  5. Step 5: Solve for x
    x = 35,277,788,457.02/229,086.21
  6. Step 6: Final answer
    x = 153,993.51

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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.