Finding the Fourth Proportional to 211,423.24, 317,118.32 and 59,614.19
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Solution
The fourth proportional to 211,423.24, 317,118.32 and 59,614.19 is: 89,416.62
Step by Step Solution
- Step 1: Write the proportion equation
211,423.24 : 317,118.32 = 59,614.19 : x - Step 2: Convert to fraction form
211,423.24/317,118.32 = 59,614.19/x - Step 3: Cross multiply
211,423.24x = 317,118.32 × 59,614.19 - Step 4: Simplify right side
211,423.24x = 18,904,750,690.09 - Step 5: Solve for x
x = 18,904,750,690.09/211,423.24 - Step 6: Final answer
x = 89,416.62
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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.