Finding the Fourth Proportional to 222,602.48, 307,193.16 and 122,004.08
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Solution
The fourth proportional to 222,602.48, 307,193.16 and 122,004.08 is: 168,366.58
Step by Step Solution
- Step 1: Write the proportion equation
222,602.48 : 307,193.16 = 122,004.08 : x - Step 2: Convert to fraction form
222,602.48/307,193.16 = 122,004.08/x - Step 3: Cross multiply
222,602.48x = 307,193.16 × 122,004.08 - Step 4: Simplify right side
222,602.48x = 37,478,818,868.09 - Step 5: Solve for x
x = 37,478,818,868.09/222,602.48 - Step 6: Final answer
x = 168,366.58
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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.