Finding the Fourth Proportional to 98,241.26, 147,262.86 and 56,107.49
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Solution
The fourth proportional to 98,241.26, 147,262.86 and 56,107.49 is: 84,104.67
Step by Step Solution
- Step 1: Write the proportion equation
98,241.26 : 147,262.86 = 56,107.49 : x - Step 2: Convert to fraction form
98,241.26/147,262.86 = 56,107.49/x - Step 3: Cross multiply
98,241.26x = 147,262.86 × 56,107.49 - Step 4: Simplify right side
98,241.26x = 8,262,548,708.51 - Step 5: Solve for x
x = 8,262,548,708.51/98,241.26 - Step 6: Final answer
x = 84,104.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.