Finding the Fourth Proportional to 107,941.13, 148,958.91 and 59,541.97
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Solution
The fourth proportional to 107,941.13, 148,958.91 and 59,541.97 is: 82,167.99
Step by Step Solution
- Step 1: Write the proportion equation
107,941.13 : 148,958.91 = 59,541.97 : x - Step 2: Convert to fraction form
107,941.13/148,958.91 = 59,541.97/x - Step 3: Cross multiply
107,941.13x = 148,958.91 × 59,541.97 - Step 4: Simplify right side
107,941.13x = 8,869,306,250.09 - Step 5: Solve for x
x = 8,869,306,250.09/107,941.13 - Step 6: Final answer
x = 82,167.99
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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.