Home / 335,766.80-503,687.10-111,045.38

Finding the Fourth Proportional to 335,766.80, 503,687.10 and 111,045.38

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Solution

The fourth proportional to 335,766.80, 503,687.10 and 111,045.38 is: 166,580.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,766.80 : 503,687.10 = 111,045.38 : x
  2. Step 2: Convert to fraction form
    335,766.80/503,687.10 = 111,045.38/x
  3. Step 3: Cross multiply
    335,766.80x = 503,687.10 × 111,045.38
  4. Step 4: Simplify right side
    335,766.80x = 55,932,122,902.16
  5. Step 5: Solve for x
    x = 55,932,122,902.16/335,766.80
  6. Step 6: Final answer
    x = 166,580.27

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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.