Finding the Fourth Proportional to 192,756.08, 289,063.08 and 66,360.32
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Solution
The fourth proportional to 192,756.08, 289,063.08 and 66,360.32 is: 99,516.02
Step by Step Solution
- Step 1: Write the proportion equation
192,756.08 : 289,063.08 = 66,360.32 : x - Step 2: Convert to fraction form
192,756.08/289,063.08 = 66,360.32/x - Step 3: Cross multiply
192,756.08x = 289,063.08 × 66,360.32 - Step 4: Simplify right side
192,756.08x = 19,182,318,488.99 - Step 5: Solve for x
x = 19,182,318,488.99/192,756.08 - Step 6: Final answer
x = 99,516.02
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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.