Finding the Fourth Proportional to 368,108.43, 552,146.58 and 115,383.15
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Solution
The fourth proportional to 368,108.43, 552,146.58 and 115,383.15 is: 173,069.69
Step by Step Solution
- Step 1: Write the proportion equation
368,108.43 : 552,146.58 = 115,383.15 : x - Step 2: Convert to fraction form
368,108.43/552,146.58 = 115,383.15/x - Step 3: Cross multiply
368,108.43x = 552,146.58 × 115,383.15 - Step 4: Simplify right side
368,108.43x = 63,708,411,662.13 - Step 5: Solve for x
x = 63,708,411,662.13/368,108.43 - Step 6: Final answer
x = 173,069.69
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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.