Finding the Fourth Proportional to 217,359.14, 326,039.84 and 98,947.67
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Solution
The fourth proportional to 217,359.14, 326,039.84 and 98,947.67 is: 148,422.02
Step by Step Solution
- Step 1: Write the proportion equation
217,359.14 : 326,039.84 = 98,947.67 : x - Step 2: Convert to fraction form
217,359.14/326,039.84 = 98,947.67/x - Step 3: Cross multiply
217,359.14x = 326,039.84 × 98,947.67 - Step 4: Simplify right side
217,359.14x = 32,260,882,495.17 - Step 5: Solve for x
x = 32,260,882,495.17/217,359.14 - Step 6: Final answer
x = 148,422.02
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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.