Finding the Fourth Proportional to 239,110.13, 358,712.49 and 68,333.38
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Solution
The fourth proportional to 239,110.13, 358,712.49 and 68,333.38 is: 102,513.58
Step by Step Solution
- Step 1: Write the proportion equation
239,110.13 : 358,712.49 = 68,333.38 : x - Step 2: Convert to fraction form
239,110.13/358,712.49 = 68,333.38/x - Step 3: Cross multiply
239,110.13x = 358,712.49 × 68,333.38 - Step 4: Simplify right side
239,110.13x = 24,512,035,993.14 - Step 5: Solve for x
x = 24,512,035,993.14/239,110.13 - Step 6: Final answer
x = 102,513.58
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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.