Finding the Fourth Proportional to 84,232.93, 126,275.01 and 34,354.75
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Solution
The fourth proportional to 84,232.93, 126,275.01 and 34,354.75 is: 51,501.79
Step by Step Solution
- Step 1: Write the proportion equation
84,232.93 : 126,275.01 = 34,354.75 : x - Step 2: Convert to fraction form
84,232.93/126,275.01 = 34,354.75/x - Step 3: Cross multiply
84,232.93x = 126,275.01 × 34,354.75 - Step 4: Simplify right side
84,232.93x = 4,338,146,399.80 - Step 5: Solve for x
x = 4,338,146,399.80/84,232.93 - Step 6: Final answer
x = 51,501.79
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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.