Finding the Fourth Proportional to 75,719.33, 104,491.26 and 41,730.96
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Solution
The fourth proportional to 75,719.33, 104,491.26 and 41,730.96 is: 57,587.94
Step by Step Solution
- Step 1: Write the proportion equation
75,719.33 : 104,491.26 = 41,730.96 : x - Step 2: Convert to fraction form
75,719.33/104,491.26 = 41,730.96/x - Step 3: Cross multiply
75,719.33x = 104,491.26 × 41,730.96 - Step 4: Simplify right side
75,719.33x = 4,360,520,591.41 - Step 5: Solve for x
x = 4,360,520,591.41/75,719.33 - Step 6: Final answer
x = 57,587.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.