Finding the Fourth Proportional to 193,270.08, 289,895.84 and 60,147.12
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Solution
The fourth proportional to 193,270.08, 289,895.84 and 60,147.12 is: 90,217.79
Step by Step Solution
- Step 1: Write the proportion equation
193,270.08 : 289,895.84 = 60,147.12 : x - Step 2: Convert to fraction form
193,270.08/289,895.84 = 60,147.12/x - Step 3: Cross multiply
193,270.08x = 289,895.84 × 60,147.12 - Step 4: Simplify right side
193,270.08x = 17,436,399,875.98 - Step 5: Solve for x
x = 17,436,399,875.98/193,270.08 - Step 6: Final answer
x = 90,217.79
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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.