Finding the Fourth Proportional to 153,042.05, 229,563.08 and 110,723.60
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Solution
The fourth proportional to 153,042.05, 229,563.08 and 110,723.60 is: 166,085.40
Step by Step Solution
- Step 1: Write the proportion equation
153,042.05 : 229,563.08 = 110,723.60 : x - Step 2: Convert to fraction form
153,042.05/229,563.08 = 110,723.60/x - Step 3: Cross multiply
153,042.05x = 229,563.08 × 110,723.60 - Step 4: Simplify right side
153,042.05x = 25,418,050,091.07 - Step 5: Solve for x
x = 25,418,050,091.07/153,042.05 - Step 6: Final answer
x = 166,085.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.