Finding the Fourth Proportional to 228,263.26, 341,728.65 and 133,202.14
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Solution
The fourth proportional to 228,263.26, 341,728.65 and 133,202.14 is: 199,414.43
Step by Step Solution
- Step 1: Write the proportion equation
228,263.26 : 341,728.65 = 133,202.14 : x - Step 2: Convert to fraction form
228,263.26/341,728.65 = 133,202.14/x - Step 3: Cross multiply
228,263.26x = 341,728.65 × 133,202.14 - Step 4: Simplify right side
228,263.26x = 45,518,987,479.31 - Step 5: Solve for x
x = 45,518,987,479.31/228,263.26 - Step 6: Final answer
x = 199,414.43
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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.