Home / 229,946.27-344,965.53-80,146.34

Finding the Fourth Proportional to 229,946.27, 344,965.53 and 80,146.34

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Solution

The fourth proportional to 229,946.27, 344,965.53 and 80,146.34 is: 120,235.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,946.27 : 344,965.53 = 80,146.34 : x
  2. Step 2: Convert to fraction form
    229,946.27/344,965.53 = 80,146.34/x
  3. Step 3: Cross multiply
    229,946.27x = 344,965.53 × 80,146.34
  4. Step 4: Simplify right side
    229,946.27x = 27,647,723,554.79
  5. Step 5: Solve for x
    x = 27,647,723,554.79/229,946.27
  6. Step 6: Final answer
    x = 120,235.58

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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.