Finding the Fourth Proportional to 227,487.86, 313,931.06 and 125,514.14
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Solution
The fourth proportional to 227,487.86, 313,931.06 and 125,514.14 is: 173,208.31
Step by Step Solution
- Step 1: Write the proportion equation
227,487.86 : 313,931.06 = 125,514.14 : x - Step 2: Convert to fraction form
227,487.86/313,931.06 = 125,514.14/x - Step 3: Cross multiply
227,487.86x = 313,931.06 × 125,514.14 - Step 4: Simplify right side
227,487.86x = 39,402,787,015.19 - Step 5: Solve for x
x = 39,402,787,015.19/227,487.86 - Step 6: Final answer
x = 173,208.31
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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.