Finding the Fourth Proportional to 236,527.99, 326,406.27 and 129,097.08
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Solution
The fourth proportional to 236,527.99, 326,406.27 and 129,097.08 is: 178,152.68
Step by Step Solution
- Step 1: Write the proportion equation
236,527.99 : 326,406.27 = 129,097.08 : x - Step 2: Convert to fraction form
236,527.99/326,406.27 = 129,097.08/x - Step 3: Cross multiply
236,527.99x = 326,406.27 × 129,097.08 - Step 4: Simplify right side
236,527.99x = 42,138,096,350.69 - Step 5: Solve for x
x = 42,138,096,350.69/236,527.99 - Step 6: Final answer
x = 178,152.68
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1.5x scale
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.