Finding the Fourth Proportional to 367,448.95, 551,173.21 and 114,751.09
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Solution
The fourth proportional to 367,448.95, 551,173.21 and 114,751.09 is: 172,126.57
Step by Step Solution
- Step 1: Write the proportion equation
367,448.95 : 551,173.21 = 114,751.09 : x - Step 2: Convert to fraction form
367,448.95/551,173.21 = 114,751.09/x - Step 3: Cross multiply
367,448.95x = 551,173.21 × 114,751.09 - Step 4: Simplify right side
367,448.95x = 63,247,726,626.30 - Step 5: Solve for x
x = 63,247,726,626.30/367,448.95 - Step 6: Final answer
x = 172,126.57
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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.