Finding the Fourth Proportional to 84,367.14, 126,502.79 and 34,388.70
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Solution
The fourth proportional to 84,367.14, 126,502.79 and 34,388.70 is: 51,563.52
Step by Step Solution
- Step 1: Write the proportion equation
84,367.14 : 126,502.79 = 34,388.70 : x - Step 2: Convert to fraction form
84,367.14/126,502.79 = 34,388.70/x - Step 3: Cross multiply
84,367.14x = 126,502.79 × 34,388.70 - Step 4: Simplify right side
84,367.14x = 4,350,266,322.53 - Step 5: Solve for x
x = 4,350,266,322.53/84,367.14 - Step 6: Final answer
x = 51,563.52
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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.