Finding the Fourth Proportional to 132,751.26, 183,211.68 and 81,754.02
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Solution
The fourth proportional to 132,751.26, 183,211.68 and 81,754.02 is: 112,829.75
Step by Step Solution
- Step 1: Write the proportion equation
132,751.26 : 183,211.68 = 81,754.02 : x - Step 2: Convert to fraction form
132,751.26/183,211.68 = 81,754.02/x - Step 3: Cross multiply
132,751.26x = 183,211.68 × 81,754.02 - Step 4: Simplify right side
132,751.26x = 14,978,291,350.95 - Step 5: Solve for x
x = 14,978,291,350.95/132,751.26 - Step 6: Final answer
x = 112,829.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.