Home / 229,723.20-343,807.20-201,729.60

Finding the Fourth Proportional to 229,723.20, 343,807.20 and 201,729.60

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Solution

The fourth proportional to 229,723.20, 343,807.20 and 201,729.60 is: 301,911.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,723.20 : 343,807.20 = 201,729.60 : x
  2. Step 2: Convert to fraction form
    229,723.20/343,807.20 = 201,729.60/x
  3. Step 3: Cross multiply
    229,723.20x = 343,807.20 × 201,729.60
  4. Step 4: Simplify right side
    229,723.20x = 69,356,088,933.12
  5. Step 5: Solve for x
    x = 69,356,088,933.12/229,723.20
  6. Step 6: Final answer
    x = 301,911.56

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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.