Finding the Fourth Proportional to 211,888.98, 291,767.40 and 183,157.74
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Solution
The fourth proportional to 211,888.98, 291,767.40 and 183,157.74 is: 252,204.99
Step by Step Solution
- Step 1: Write the proportion equation
211,888.98 : 291,767.40 = 183,157.74 : x - Step 2: Convert to fraction form
211,888.98/291,767.40 = 183,157.74/x - Step 3: Cross multiply
211,888.98x = 291,767.40 × 183,157.74 - Step 4: Simplify right side
211,888.98x = 53,439,457,589.68 - Step 5: Solve for x
x = 53,439,457,589.68/211,888.98 - Step 6: Final answer
x = 252,204.99
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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.