Finding the Fourth Proportional to 97,531.41, 134,604.29 and 55,092.68
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Solution
The fourth proportional to 97,531.41, 134,604.29 and 55,092.68 is: 76,034.07
Step by Step Solution
- Step 1: Write the proportion equation
97,531.41 : 134,604.29 = 55,092.68 : x - Step 2: Convert to fraction form
97,531.41/134,604.29 = 55,092.68/x - Step 3: Cross multiply
97,531.41x = 134,604.29 × 55,092.68 - Step 4: Simplify right side
97,531.41x = 7,415,710,540.31 - Step 5: Solve for x
x = 7,415,710,540.31/97,531.41 - Step 6: Final answer
x = 76,034.07
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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.