Finding the Fourth Proportional to 195,470.96, 293,207.16 and 83,135.12
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Solution
The fourth proportional to 195,470.96, 293,207.16 and 83,135.12 is: 124,702.99
Step by Step Solution
- Step 1: Write the proportion equation
195,470.96 : 293,207.16 = 83,135.12 : x - Step 2: Convert to fraction form
195,470.96/293,207.16 = 83,135.12/x - Step 3: Cross multiply
195,470.96x = 293,207.16 × 83,135.12 - Step 4: Simplify right side
195,470.96x = 24,375,812,431.46 - Step 5: Solve for x
x = 24,375,812,431.46/195,470.96 - Step 6: Final answer
x = 124,702.99
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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.