Finding the Fourth Proportional to 75,098.08, 103,635.38 and 41,106.74
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Solution
The fourth proportional to 75,098.08, 103,635.38 and 41,106.74 is: 56,727.32
Step by Step Solution
- Step 1: Write the proportion equation
75,098.08 : 103,635.38 = 41,106.74 : x - Step 2: Convert to fraction form
75,098.08/103,635.38 = 41,106.74/x - Step 3: Cross multiply
75,098.08x = 103,635.38 × 41,106.74 - Step 4: Simplify right side
75,098.08x = 4,260,112,620.46 - Step 5: Solve for x
x = 4,260,112,620.46/75,098.08 - Step 6: Final answer
x = 56,727.32
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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.