Finding the Fourth Proportional to 99,085.09, 148,643.12 and 32,510.07
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Solution
The fourth proportional to 99,085.09, 148,643.12 and 32,510.07 is: 48,770.19
Step by Step Solution
- Step 1: Write the proportion equation
99,085.09 : 148,643.12 = 32,510.07 : x - Step 2: Convert to fraction form
99,085.09/148,643.12 = 32,510.07/x - Step 3: Cross multiply
99,085.09x = 148,643.12 × 32,510.07 - Step 4: Simplify right side
99,085.09x = 4,832,398,236.22 - Step 5: Solve for x
x = 4,832,398,236.22/99,085.09 - Step 6: Final answer
x = 48,770.19
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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.