Finding the Fourth Proportional to 66,842.24, 100,266.43 and 27,371.67
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Solution
The fourth proportional to 66,842.24, 100,266.43 and 27,371.67 is: 41,058.77
Step by Step Solution
- Step 1: Write the proportion equation
66,842.24 : 100,266.43 = 27,371.67 : x - Step 2: Convert to fraction form
66,842.24/100,266.43 = 27,371.67/x - Step 3: Cross multiply
66,842.24x = 100,266.43 × 27,371.67 - Step 4: Simplify right side
66,842.24x = 2,744,459,881.91 - Step 5: Solve for x
x = 2,744,459,881.91/66,842.24 - Step 6: Final answer
x = 41,058.77
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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.