Finding the Fourth Proportional to 74,927.74, 112,376.36 and 27,526.54
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Solution
The fourth proportional to 74,927.74, 112,376.36 and 27,526.54 is: 41,284.21
Step by Step Solution
- Step 1: Write the proportion equation
74,927.74 : 112,376.36 = 27,526.54 : x - Step 2: Convert to fraction form
74,927.74/112,376.36 = 27,526.54/x - Step 3: Cross multiply
74,927.74x = 112,376.36 × 27,526.54 - Step 4: Simplify right side
74,927.74x = 3,093,332,615.13 - Step 5: Solve for x
x = 3,093,332,615.13/74,927.74 - Step 6: Final answer
x = 41,284.21
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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.