Finding the Fourth Proportional to 215,251.56, 297,042.52 and 124,611.36
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Solution
The fourth proportional to 215,251.56, 297,042.52 and 124,611.36 is: 171,960.99
Step by Step Solution
- Step 1: Write the proportion equation
215,251.56 : 297,042.52 = 124,611.36 : x - Step 2: Convert to fraction form
215,251.56/297,042.52 = 124,611.36/x - Step 3: Cross multiply
215,251.56x = 297,042.52 × 124,611.36 - Step 4: Simplify right side
215,251.56x = 37,014,872,395.03 - Step 5: Solve for x
x = 37,014,872,395.03/215,251.56 - Step 6: Final answer
x = 171,960.99
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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.