Home / 192,181.26-288,279.18-51,939.93

Finding the Fourth Proportional to 192,181.26, 288,279.18 and 51,939.93

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Solution

The fourth proportional to 192,181.26, 288,279.18 and 51,939.93 is: 77,911.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,181.26 : 288,279.18 = 51,939.93 : x
  2. Step 2: Convert to fraction form
    192,181.26/288,279.18 = 51,939.93/x
  3. Step 3: Cross multiply
    192,181.26x = 288,279.18 × 51,939.93
  4. Step 4: Simplify right side
    192,181.26x = 14,973,200,429.66
  5. Step 5: Solve for x
    x = 14,973,200,429.66/192,181.26
  6. Step 6: Final answer
    x = 77,911.87

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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.