Finding the Fourth Proportional to 199,043.99, 274,662.63 and 118,458.51
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Solution
The fourth proportional to 199,043.99, 274,662.63 and 118,458.51 is: 163,461.99
Step by Step Solution
- Step 1: Write the proportion equation
199,043.99 : 274,662.63 = 118,458.51 : x - Step 2: Convert to fraction form
199,043.99/274,662.63 = 118,458.51/x - Step 3: Cross multiply
199,043.99x = 274,662.63 × 118,458.51 - Step 4: Simplify right side
199,043.99x = 32,536,125,902.48 - Step 5: Solve for x
x = 32,536,125,902.48/199,043.99 - Step 6: Final answer
x = 163,461.99
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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.