Finding the Fourth Proportional to 117,538.11, 176,319.63 and 37,548.09
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Solution
The fourth proportional to 117,538.11, 176,319.63 and 37,548.09 is: 56,326.12
Step by Step Solution
- Step 1: Write the proportion equation
117,538.11 : 176,319.63 = 37,548.09 : x - Step 2: Convert to fraction form
117,538.11/176,319.63 = 37,548.09/x - Step 3: Cross multiply
117,538.11x = 176,319.63 × 37,548.09 - Step 4: Simplify right side
117,538.11x = 6,620,465,336.01 - Step 5: Solve for x
x = 6,620,465,336.01/117,538.11 - Step 6: Final answer
x = 56,326.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.