Finding the Fourth Proportional to 225,590.68, 311,318.22 and 123,614.08
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Solution
The fourth proportional to 225,590.68, 311,318.22 and 123,614.08 is: 170,589.12
Step by Step Solution
- Step 1: Write the proportion equation
225,590.68 : 311,318.22 = 123,614.08 : x - Step 2: Convert to fraction form
225,590.68/311,318.22 = 123,614.08/x - Step 3: Cross multiply
225,590.68x = 311,318.22 × 123,614.08 - Step 4: Simplify right side
225,590.68x = 38,483,315,352.54 - Step 5: Solve for x
x = 38,483,315,352.54/225,590.68 - Step 6: Final answer
x = 170,589.12
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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.