Finding the Fourth Proportional to 75,417.69, 104,082.00 and 46,742.99
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Solution
The fourth proportional to 75,417.69, 104,082.00 and 46,742.99 is: 64,508.78
Step by Step Solution
- Step 1: Write the proportion equation
75,417.69 : 104,082.00 = 46,742.99 : x - Step 2: Convert to fraction form
75,417.69/104,082.00 = 46,742.99/x - Step 3: Cross multiply
75,417.69x = 104,082.00 × 46,742.99 - Step 4: Simplify right side
75,417.69x = 4,865,103,189.48 - Step 5: Solve for x
x = 4,865,103,189.48/75,417.69 - Step 6: Final answer
x = 64,508.78
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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.