Finding the Fourth Proportional to 225,407.48, 338,148.17 and 107,038.84
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Solution
The fourth proportional to 225,407.48, 338,148.17 and 107,038.84 is: 160,575.81
Step by Step Solution
- Step 1: Write the proportion equation
225,407.48 : 338,148.17 = 107,038.84 : x - Step 2: Convert to fraction form
225,407.48/338,148.17 = 107,038.84/x - Step 3: Cross multiply
225,407.48x = 338,148.17 × 107,038.84 - Step 4: Simplify right side
225,407.48x = 36,194,988,470.82 - Step 5: Solve for x
x = 36,194,988,470.82/225,407.48 - Step 6: Final answer
x = 160,575.81
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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.