Finding the Fourth Proportional to 235,675.01, 325,174.81 and 138,882.82
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Solution
The fourth proportional to 235,675.01, 325,174.81 and 138,882.82 is: 191,624.88
Step by Step Solution
- Step 1: Write the proportion equation
235,675.01 : 325,174.81 = 138,882.82 : x - Step 2: Convert to fraction form
235,675.01/325,174.81 = 138,882.82/x - Step 3: Cross multiply
235,675.01x = 325,174.81 × 138,882.82 - Step 4: Simplify right side
235,675.01x = 45,161,194,605.76 - Step 5: Solve for x
x = 45,161,194,605.76/235,675.01 - Step 6: Final answer
x = 191,624.88
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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.