Finding the Fourth Proportional to 95,385.24, 143,218.28 and 53,347.68
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Solution
The fourth proportional to 95,385.24, 143,218.28 and 53,347.68 is: 80,100.06
Step by Step Solution
- Step 1: Write the proportion equation
95,385.24 : 143,218.28 = 53,347.68 : x - Step 2: Convert to fraction form
95,385.24/143,218.28 = 53,347.68/x - Step 3: Cross multiply
95,385.24x = 143,218.28 × 53,347.68 - Step 4: Simplify right side
95,385.24x = 7,640,362,971.59 - Step 5: Solve for x
x = 7,640,362,971.59/95,385.24 - Step 6: Final answer
x = 80,100.06
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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.