Finding the Fourth Proportional to 97,279.26, 134,242.68 and 54,260.02
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Solution
The fourth proportional to 97,279.26, 134,242.68 and 54,260.02 is: 74,877.32
Step by Step Solution
- Step 1: Write the proportion equation
97,279.26 : 134,242.68 = 54,260.02 : x - Step 2: Convert to fraction form
97,279.26/134,242.68 = 54,260.02/x - Step 3: Cross multiply
97,279.26x = 134,242.68 × 54,260.02 - Step 4: Simplify right side
97,279.26x = 7,284,010,501.65 - Step 5: Solve for x
x = 7,284,010,501.65/97,279.26 - Step 6: Final answer
x = 74,877.32
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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.