Finding the Fourth Proportional to 75,246.53, 103,850.79 and 46,575.39
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Solution
The fourth proportional to 75,246.53, 103,850.79 and 46,575.39 is: 64,280.59
Step by Step Solution
- Step 1: Write the proportion equation
75,246.53 : 103,850.79 = 46,575.39 : x - Step 2: Convert to fraction form
75,246.53/103,850.79 = 46,575.39/x - Step 3: Cross multiply
75,246.53x = 103,850.79 × 46,575.39 - Step 4: Simplify right side
75,246.53x = 4,836,891,046.06 - Step 5: Solve for x
x = 4,836,891,046.06/75,246.53 - Step 6: Final answer
x = 64,280.59
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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.