Finding the Fourth Proportional to 211,230.24, 316,437.08 and 117,451.68
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Solution
The fourth proportional to 211,230.24, 316,437.08 and 117,451.68 is: 175,950.50
Step by Step Solution
- Step 1: Write the proportion equation
211,230.24 : 316,437.08 = 117,451.68 : x - Step 2: Convert to fraction form
211,230.24/316,437.08 = 117,451.68/x - Step 3: Cross multiply
211,230.24x = 316,437.08 × 117,451.68 - Step 4: Simplify right side
211,230.24x = 37,166,066,073.04 - Step 5: Solve for x
x = 37,166,066,073.04/211,230.24 - Step 6: Final answer
x = 175,950.50
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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.