Finding the Fourth Proportional to 211,244.84, 316,867.49 and 53,473.29
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Solution
The fourth proportional to 211,244.84, 316,867.49 and 53,473.29 is: 80,209.99
Step by Step Solution
- Step 1: Write the proportion equation
211,244.84 : 316,867.49 = 53,473.29 : x - Step 2: Convert to fraction form
211,244.84/316,867.49 = 53,473.29/x - Step 3: Cross multiply
211,244.84x = 316,867.49 × 53,473.29 - Step 4: Simplify right side
211,244.84x = 16,943,946,916.98 - Step 5: Solve for x
x = 16,943,946,916.98/211,244.84 - Step 6: Final answer
x = 80,209.99
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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.