Finding the Fourth Proportional to 118,356.45, 177,562.87 and 34,115.26
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Solution
The fourth proportional to 118,356.45, 177,562.87 and 34,115.26 is: 51,181.02
Step by Step Solution
- Step 1: Write the proportion equation
118,356.45 : 177,562.87 = 34,115.26 : x - Step 2: Convert to fraction form
118,356.45/177,562.87 = 34,115.26/x - Step 3: Cross multiply
118,356.45x = 177,562.87 × 34,115.26 - Step 4: Simplify right side
118,356.45x = 6,057,604,173.15 - Step 5: Solve for x
x = 6,057,604,173.15/118,356.45 - Step 6: Final answer
x = 51,181.02
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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.