Finding the Fourth Proportional to 246,382.98, 340,006.86 and 138,953.94
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Solution
The fourth proportional to 246,382.98, 340,006.86 and 138,953.94 is: 191,755.51
Step by Step Solution
- Step 1: Write the proportion equation
246,382.98 : 340,006.86 = 138,953.94 : x - Step 2: Convert to fraction form
246,382.98/340,006.86 = 138,953.94/x - Step 3: Cross multiply
246,382.98x = 340,006.86 × 138,953.94 - Step 4: Simplify right side
246,382.98x = 47,245,292,824.03 - Step 5: Solve for x
x = 47,245,292,824.03/246,382.98 - Step 6: Final answer
x = 191,755.51
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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.