Finding the Fourth Proportional to 192,310.33, 265,403.76 and 106,276.88
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Solution
The fourth proportional to 192,310.33, 265,403.76 and 106,276.88 is: 146,670.66
Step by Step Solution
- Step 1: Write the proportion equation
192,310.33 : 265,403.76 = 106,276.88 : x - Step 2: Convert to fraction form
192,310.33/265,403.76 = 106,276.88/x - Step 3: Cross multiply
192,310.33x = 265,403.76 × 106,276.88 - Step 4: Simplify right side
192,310.33x = 28,206,283,553.07 - Step 5: Solve for x
x = 28,206,283,553.07/192,310.33 - Step 6: Final answer
x = 146,670.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.