Finding the Fourth Proportional to 118,293.42, 177,444.09 and 38,329.14
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Solution
The fourth proportional to 118,293.42, 177,444.09 and 38,329.14 is: 57,494.99
Step by Step Solution
- Step 1: Write the proportion equation
118,293.42 : 177,444.09 = 38,329.14 : x - Step 2: Convert to fraction form
118,293.42/177,444.09 = 38,329.14/x - Step 3: Cross multiply
118,293.42x = 177,444.09 × 38,329.14 - Step 4: Simplify right side
118,293.42x = 6,801,279,367.78 - Step 5: Solve for x
x = 6,801,279,367.78/118,293.42 - Step 6: Final answer
x = 57,494.99
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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.