Finding the Fourth Proportional to 237,214.17, 355,734.99 and 79,405.11
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Solution
The fourth proportional to 237,214.17, 355,734.99 and 79,405.11 is: 119,078.79
Step by Step Solution
- Step 1: Write the proportion equation
237,214.17 : 355,734.99 = 79,405.11 : x - Step 2: Convert to fraction form
237,214.17/355,734.99 = 79,405.11/x - Step 3: Cross multiply
237,214.17x = 355,734.99 × 79,405.11 - Step 4: Simplify right side
237,214.17x = 28,247,176,011.80 - Step 5: Solve for x
x = 28,247,176,011.80/237,214.17 - Step 6: Final answer
x = 119,078.79
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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.