Finding the Fourth Proportional to 163,815.39, 226,010.68 and 133,548.53
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Solution
The fourth proportional to 163,815.39, 226,010.68 and 133,548.53 is: 184,252.49
Step by Step Solution
- Step 1: Write the proportion equation
163,815.39 : 226,010.68 = 133,548.53 : x - Step 2: Convert to fraction form
163,815.39/226,010.68 = 133,548.53/x - Step 3: Cross multiply
163,815.39x = 226,010.68 × 133,548.53 - Step 4: Simplify right side
163,815.39x = 30,183,394,078.30 - Step 5: Solve for x
x = 30,183,394,078.30/163,815.39 - Step 6: Final answer
x = 184,252.49
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1.5x scale
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.