Finding the Fourth Proportional to 98,944.29, 148,402.11 and 32,387.07
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Solution
The fourth proportional to 98,944.29, 148,402.11 and 32,387.07 is: 48,575.92
Step by Step Solution
- Step 1: Write the proportion equation
98,944.29 : 148,402.11 = 32,387.07 : x - Step 2: Convert to fraction form
98,944.29/148,402.11 = 32,387.07/x - Step 3: Cross multiply
98,944.29x = 148,402.11 × 32,387.07 - Step 4: Simplify right side
98,944.29x = 4,806,309,524.72 - Step 5: Solve for x
x = 4,806,309,524.72/98,944.29 - Step 6: Final answer
x = 48,575.92
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1.5x scale
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.