Finding the Fourth Proportional to 77,605.75, 107,096.07 and 44,071.75
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Solution
The fourth proportional to 77,605.75, 107,096.07 and 44,071.75 is: 60,819.09
Step by Step Solution
- Step 1: Write the proportion equation
77,605.75 : 107,096.07 = 44,071.75 : x - Step 2: Convert to fraction form
77,605.75/107,096.07 = 44,071.75/x - Step 3: Cross multiply
77,605.75x = 107,096.07 × 44,071.75 - Step 4: Simplify right side
77,605.75x = 4,719,911,223.02 - Step 5: Solve for x
x = 4,719,911,223.02/77,605.75 - Step 6: Final answer
x = 60,819.09
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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.