Finding the Fourth Proportional to 216,191.26, 324,294.18 and 58,421.08
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Solution
The fourth proportional to 216,191.26, 324,294.18 and 58,421.08 is: 87,633.59
Step by Step Solution
- Step 1: Write the proportion equation
216,191.26 : 324,294.18 = 58,421.08 : x - Step 2: Convert to fraction form
216,191.26/324,294.18 = 58,421.08/x - Step 3: Cross multiply
216,191.26x = 324,294.18 × 58,421.08 - Step 4: Simplify right side
216,191.26x = 18,945,616,233.31 - Step 5: Solve for x
x = 18,945,616,233.31/216,191.26 - Step 6: Final answer
x = 87,633.59
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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.