Finding the Fourth Proportional to 205,556.63, 283,670.25 and 114,917.63
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Solution
The fourth proportional to 205,556.63, 283,670.25 and 114,917.63 is: 158,587.50
Step by Step Solution
- Step 1: Write the proportion equation
205,556.63 : 283,670.25 = 114,917.63 : x - Step 2: Convert to fraction form
205,556.63/283,670.25 = 114,917.63/x - Step 3: Cross multiply
205,556.63x = 283,670.25 × 114,917.63 - Step 4: Simplify right side
205,556.63x = 32,598,712,476.92 - Step 5: Solve for x
x = 32,598,712,476.92/205,556.63 - Step 6: Final answer
x = 158,587.50
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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.