Finding the Fourth Proportional to 77,482.24, 116,279.39 and 27,562.75
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Solution
The fourth proportional to 77,482.24, 116,279.39 and 27,562.75 is: 41,364.06
Step by Step Solution
- Step 1: Write the proportion equation
77,482.24 : 116,279.39 = 27,562.75 : x - Step 2: Convert to fraction form
77,482.24/116,279.39 = 27,562.75/x - Step 3: Cross multiply
77,482.24x = 116,279.39 × 27,562.75 - Step 4: Simplify right side
77,482.24x = 3,204,979,756.72 - Step 5: Solve for x
x = 3,204,979,756.72/77,482.24 - Step 6: Final answer
x = 41,364.06
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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.