Finding the Fourth Proportional to 245,917.19, 368,873.73 and 68,423.69
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Solution
The fourth proportional to 245,917.19, 368,873.73 and 68,423.69 is: 102,634.96
Step by Step Solution
- Step 1: Write the proportion equation
245,917.19 : 368,873.73 = 68,423.69 : x - Step 2: Convert to fraction form
245,917.19/368,873.73 = 68,423.69/x - Step 3: Cross multiply
245,917.19x = 368,873.73 × 68,423.69 - Step 4: Simplify right side
245,917.19x = 25,239,699,906.30 - Step 5: Solve for x
x = 25,239,699,906.30/245,917.19 - Step 6: Final answer
x = 102,634.96
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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.