Home / 229,343.28-343,836.36-109,338.48

Finding the Fourth Proportional to 229,343.28, 343,836.36 and 109,338.48

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Solution

The fourth proportional to 229,343.28, 343,836.36 and 109,338.48 is: 163,922.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,343.28 : 343,836.36 = 109,338.48 : x
  2. Step 2: Convert to fraction form
    229,343.28/343,836.36 = 109,338.48/x
  3. Step 3: Cross multiply
    229,343.28x = 343,836.36 × 109,338.48
  4. Step 4: Simplify right side
    229,343.28x = 37,594,544,971.13
  5. Step 5: Solve for x
    x = 37,594,544,971.13/229,343.28
  6. Step 6: Final answer
    x = 163,922.59

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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.