Finding the Fourth Proportional to 75,250.82, 103,854.18 and 48,027.68
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Solution
The fourth proportional to 75,250.82, 103,854.18 and 48,027.68 is: 66,283.34
Step by Step Solution
- Step 1: Write the proportion equation
75,250.82 : 103,854.18 = 48,027.68 : x - Step 2: Convert to fraction form
75,250.82/103,854.18 = 48,027.68/x - Step 3: Cross multiply
75,250.82x = 103,854.18 × 48,027.68 - Step 4: Simplify right side
75,250.82x = 4,987,875,323.70 - Step 5: Solve for x
x = 4,987,875,323.70/75,250.82 - Step 6: Final answer
x = 66,283.34
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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.