Finding the Fourth Proportional to 302,125.19, 416,923.94 and 166,158.99
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Solution
The fourth proportional to 302,125.19, 416,923.94 and 166,158.99 is: 229,294.56
Step by Step Solution
- Step 1: Write the proportion equation
302,125.19 : 416,923.94 = 166,158.99 : x - Step 2: Convert to fraction form
302,125.19/416,923.94 = 166,158.99/x - Step 3: Cross multiply
302,125.19x = 416,923.94 × 166,158.99 - Step 4: Simplify right side
302,125.19x = 69,275,661,192.62 - Step 5: Solve for x
x = 69,275,661,192.62/302,125.19 - Step 6: Final answer
x = 229,294.56
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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.