Finding the Fourth Proportional to 211,044.19, 291,229.44 and 115,532.41
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Solution
The fourth proportional to 211,044.19, 291,229.44 and 115,532.41 is: 159,428.41
Step by Step Solution
- Step 1: Write the proportion equation
211,044.19 : 291,229.44 = 115,532.41 : x - Step 2: Convert to fraction form
211,044.19/291,229.44 = 115,532.41/x - Step 3: Cross multiply
211,044.19x = 291,229.44 × 115,532.41 - Step 4: Simplify right side
211,044.19x = 33,646,439,066.15 - Step 5: Solve for x
x = 33,646,439,066.15/211,044.19 - Step 6: Final answer
x = 159,428.41
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.