Finding the Fourth Proportional to 98,833.13, 148,251.52 and 35,657.99
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Solution
The fourth proportional to 98,833.13, 148,251.52 and 35,657.99 is: 53,487.64
Step by Step Solution
- Step 1: Write the proportion equation
98,833.13 : 148,251.52 = 35,657.99 : x - Step 2: Convert to fraction form
98,833.13/148,251.52 = 35,657.99/x - Step 3: Cross multiply
98,833.13x = 148,251.52 × 35,657.99 - Step 4: Simplify right side
98,833.13x = 5,286,351,217.64 - Step 5: Solve for x
x = 5,286,351,217.64/98,833.13 - Step 6: Final answer
x = 53,487.64
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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.