Finding the Fourth Proportional to 215,707.24, 297,676.99 and 125,116.84
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Solution
The fourth proportional to 215,707.24, 297,676.99 and 125,116.84 is: 172,661.82
Step by Step Solution
- Step 1: Write the proportion equation
215,707.24 : 297,676.99 = 125,116.84 : x - Step 2: Convert to fraction form
215,707.24/297,676.99 = 125,116.84/x - Step 3: Cross multiply
215,707.24x = 297,676.99 × 125,116.84 - Step 4: Simplify right side
215,707.24x = 37,244,404,329.51 - Step 5: Solve for x
x = 37,244,404,329.51/215,707.24 - Step 6: Final answer
x = 172,661.82
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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.