Finding the Fourth Proportional to 195,924.83, 270,406.35 and 109,918.62
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Solution
The fourth proportional to 195,924.83, 270,406.35 and 109,918.62 is: 151,704.58
Step by Step Solution
- Step 1: Write the proportion equation
195,924.83 : 270,406.35 = 109,918.62 : x - Step 2: Convert to fraction form
195,924.83/270,406.35 = 109,918.62/x - Step 3: Cross multiply
195,924.83x = 270,406.35 × 109,918.62 - Step 4: Simplify right side
195,924.83x = 29,722,692,831.24 - Step 5: Solve for x
x = 29,722,692,831.24/195,924.83 - Step 6: Final answer
x = 151,704.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.