Finding the Fourth Proportional to 126,566.24, 174,663.60 and 69,977.84
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Solution
The fourth proportional to 126,566.24, 174,663.60 and 69,977.84 is: 96,570.63
Step by Step Solution
- Step 1: Write the proportion equation
126,566.24 : 174,663.60 = 69,977.84 : x - Step 2: Convert to fraction form
126,566.24/174,663.60 = 69,977.84/x - Step 3: Cross multiply
126,566.24x = 174,663.60 × 69,977.84 - Step 4: Simplify right side
126,566.24x = 12,222,581,454.62 - Step 5: Solve for x
x = 12,222,581,454.62/126,566.24 - Step 6: Final answer
x = 96,570.63
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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.