Finding the Fourth Proportional to 352,795.14, 529,224.30 and 100,078.02
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Solution
The fourth proportional to 352,795.14, 529,224.30 and 100,078.02 is: 150,125.99
Step by Step Solution
- Step 1: Write the proportion equation
352,795.14 : 529,224.30 = 100,078.02 : x - Step 2: Convert to fraction form
352,795.14/529,224.30 = 100,078.02/x - Step 3: Cross multiply
352,795.14x = 529,224.30 × 100,078.02 - Step 4: Simplify right side
352,795.14x = 52,963,720,079.89 - Step 5: Solve for x
x = 52,963,720,079.89/352,795.14 - Step 6: Final answer
x = 150,125.99
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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.