Finding the Fourth Proportional to 76,349.13, 114,523.70 and 41,357.13
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Solution
The fourth proportional to 76,349.13, 114,523.70 and 41,357.13 is: 62,035.70
Step by Step Solution
- Step 1: Write the proportion equation
76,349.13 : 114,523.70 = 41,357.13 : x - Step 2: Convert to fraction form
76,349.13/114,523.70 = 41,357.13/x - Step 3: Cross multiply
76,349.13x = 114,523.70 × 41,357.13 - Step 4: Simplify right side
76,349.13x = 4,736,371,342.20 - Step 5: Solve for x
x = 4,736,371,342.20/76,349.13 - Step 6: Final answer
x = 62,035.70
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1.5x scale
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.