Finding the Fourth Proportional to 214,859.35, 296,513.64 and 124,243.75
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Solution
The fourth proportional to 214,859.35, 296,513.64 and 124,243.75 is: 171,460.85
Step by Step Solution
- Step 1: Write the proportion equation
214,859.35 : 296,513.64 = 124,243.75 : x - Step 2: Convert to fraction form
214,859.35/296,513.64 = 124,243.75/x - Step 3: Cross multiply
214,859.35x = 296,513.64 × 124,243.75 - Step 4: Simplify right side
214,859.35x = 36,839,966,559.75 - Step 5: Solve for x
x = 36,839,966,559.75/214,859.35 - Step 6: Final answer
x = 171,460.85
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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.