Finding the Fourth Proportional to 76,036.77, 104,888.66 and 44,202.15
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Solution
The fourth proportional to 76,036.77, 104,888.66 and 44,202.15 is: 60,974.50
Step by Step Solution
- Step 1: Write the proportion equation
76,036.77 : 104,888.66 = 44,202.15 : x - Step 2: Convert to fraction form
76,036.77/104,888.66 = 44,202.15/x - Step 3: Cross multiply
76,036.77x = 104,888.66 × 44,202.15 - Step 4: Simplify right side
76,036.77x = 4,636,304,061.61 - Step 5: Solve for x
x = 4,636,304,061.61/76,036.77 - Step 6: Final answer
x = 60,974.50
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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.