Finding the Fourth Proportional to 199,890.16, 299,626.26 and 94,583.68
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Solution
The fourth proportional to 199,890.16, 299,626.26 and 94,583.68 is: 141,776.64
Step by Step Solution
- Step 1: Write the proportion equation
199,890.16 : 299,626.26 = 94,583.68 : x - Step 2: Convert to fraction form
199,890.16/299,626.26 = 94,583.68/x - Step 3: Cross multiply
199,890.16x = 299,626.26 × 94,583.68 - Step 4: Simplify right side
199,890.16x = 28,339,754,295.44 - Step 5: Solve for x
x = 28,339,754,295.44/199,890.16 - Step 6: Final answer
x = 141,776.64
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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.