Finding the Fourth Proportional to 75,668.00, 104,371.82 and 47,324.48
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Solution
The fourth proportional to 75,668.00, 104,371.82 and 47,324.48 is: 65,276.49
Step by Step Solution
- Step 1: Write the proportion equation
75,668.00 : 104,371.82 = 47,324.48 : x - Step 2: Convert to fraction form
75,668.00/104,371.82 = 47,324.48/x - Step 3: Cross multiply
75,668.00x = 104,371.82 × 47,324.48 - Step 4: Simplify right side
75,668.00x = 4,939,341,349.67 - Step 5: Solve for x
x = 4,939,341,349.67/75,668.00 - Step 6: Final answer
x = 65,276.49
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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.