Finding the Fourth Proportional to 84,602.09, 126,896.80 and 24,631.03
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Solution
The fourth proportional to 84,602.09, 126,896.80 and 24,631.03 is: 36,944.70
Step by Step Solution
- Step 1: Write the proportion equation
84,602.09 : 126,896.80 = 24,631.03 : x - Step 2: Convert to fraction form
84,602.09/126,896.80 = 24,631.03/x - Step 3: Cross multiply
84,602.09x = 126,896.80 × 24,631.03 - Step 4: Simplify right side
84,602.09x = 3,125,598,508.88 - Step 5: Solve for x
x = 3,125,598,508.88/84,602.09 - Step 6: Final answer
x = 36,944.70
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1.5x scale
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.