Finding the Fourth Proportional to 227,133.23, 340,378.40 and 125,975.81
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Solution
The fourth proportional to 227,133.23, 340,378.40 and 125,975.81 is: 188,785.43
Step by Step Solution
- Step 1: Write the proportion equation
227,133.23 : 340,378.40 = 125,975.81 : x - Step 2: Convert to fraction form
227,133.23/340,378.40 = 125,975.81/x - Step 3: Cross multiply
227,133.23x = 340,378.40 × 125,975.81 - Step 4: Simplify right side
227,133.23x = 42,879,445,852.42 - Step 5: Solve for x
x = 42,879,445,852.42/227,133.23 - Step 6: Final answer
x = 188,785.43
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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.