Finding the Fourth Proportional to 207,675.63, 311,513.41 and 49,904.08
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Solution
The fourth proportional to 207,675.63, 311,513.41 and 49,904.08 is: 74,856.12
Step by Step Solution
- Step 1: Write the proportion equation
207,675.63 : 311,513.41 = 49,904.08 : x - Step 2: Convert to fraction form
207,675.63/311,513.41 = 49,904.08/x - Step 3: Cross multiply
207,675.63x = 311,513.41 × 49,904.08 - Step 4: Simplify right side
207,675.63x = 15,545,791,364.27 - Step 5: Solve for x
x = 15,545,791,364.27/207,675.63 - Step 6: Final answer
x = 74,856.12
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1.5x scale
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.