Finding the Fourth Proportional to 97,439.88, 146,169.09 and 27,318.99
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Solution
The fourth proportional to 97,439.88, 146,169.09 and 27,318.99 is: 40,981.08
Step by Step Solution
- Step 1: Write the proportion equation
97,439.88 : 146,169.09 = 27,318.99 : x - Step 2: Convert to fraction form
97,439.88/146,169.09 = 27,318.99/x - Step 3: Cross multiply
97,439.88x = 146,169.09 × 27,318.99 - Step 4: Simplify right side
97,439.88x = 3,993,191,908.02 - Step 5: Solve for x
x = 3,993,191,908.02/97,439.88 - Step 6: Final answer
x = 40,981.08
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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.