Finding the Fourth Proportional to 79,847.94, 110,209.41 and 48,010.68
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Solution
The fourth proportional to 79,847.94, 110,209.41 and 48,010.68 is: 66,266.31
Step by Step Solution
- Step 1: Write the proportion equation
79,847.94 : 110,209.41 = 48,010.68 : x - Step 2: Convert to fraction form
79,847.94/110,209.41 = 48,010.68/x - Step 3: Cross multiply
79,847.94x = 110,209.41 × 48,010.68 - Step 4: Simplify right side
79,847.94x = 5,291,228,716.50 - Step 5: Solve for x
x = 5,291,228,716.50/79,847.94 - Step 6: Final answer
x = 66,266.31
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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.