Finding the Fourth Proportional to 302,130.08, 416,944.08 and 166,169.84
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Solution
The fourth proportional to 302,130.08, 416,944.08 and 166,169.84 is: 229,316.89
Step by Step Solution
- Step 1: Write the proportion equation
302,130.08 : 416,944.08 = 166,169.84 : x - Step 2: Convert to fraction form
302,130.08/416,944.08 = 166,169.84/x - Step 3: Cross multiply
302,130.08x = 416,944.08 × 166,169.84 - Step 4: Simplify right side
302,130.08x = 69,283,531,062.55 - Step 5: Solve for x
x = 69,283,531,062.55/302,130.08 - Step 6: Final answer
x = 229,316.89
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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.