Finding the Fourth Proportional to 152,097.24, 209,674.62 and 104,274.84
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Solution
The fourth proportional to 152,097.24, 209,674.62 and 104,274.84 is: 143,748.75
Step by Step Solution
- Step 1: Write the proportion equation
152,097.24 : 209,674.62 = 104,274.84 : x - Step 2: Convert to fraction form
152,097.24/209,674.62 = 104,274.84/x - Step 3: Cross multiply
152,097.24x = 209,674.62 × 104,274.84 - Step 4: Simplify right side
152,097.24x = 21,863,787,452.56 - Step 5: Solve for x
x = 21,863,787,452.56/152,097.24 - Step 6: Final answer
x = 143,748.75
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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.