Finding the Fourth Proportional to 98,153.08, 147,245.11 and 41,993.55
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Solution
The fourth proportional to 98,153.08, 147,245.11 and 41,993.55 is: 62,996.95
Step by Step Solution
- Step 1: Write the proportion equation
98,153.08 : 147,245.11 = 41,993.55 : x - Step 2: Convert to fraction form
98,153.08/147,245.11 = 41,993.55/x - Step 3: Cross multiply
98,153.08x = 147,245.11 × 41,993.55 - Step 4: Simplify right side
98,153.08x = 6,183,344,784.06 - Step 5: Solve for x
x = 6,183,344,784.06/98,153.08 - Step 6: Final answer
x = 62,996.95
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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.