Finding the Fourth Proportional to 153,042.06, 211,137.30 and 88,499.36
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Solution
The fourth proportional to 153,042.06, 211,137.30 and 88,499.36 is: 122,093.99
Step by Step Solution
- Step 1: Write the proportion equation
153,042.06 : 211,137.30 = 88,499.36 : x - Step 2: Convert to fraction form
153,042.06/211,137.30 = 88,499.36/x - Step 3: Cross multiply
153,042.06x = 211,137.30 × 88,499.36 - Step 4: Simplify right side
153,042.06x = 18,685,515,922.13 - Step 5: Solve for x
x = 18,685,515,922.13/153,042.06 - Step 6: Final answer
x = 122,093.99
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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.