Finding the Fourth Proportional to 95,021.07, 142,580.79 and 68,941.08
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Solution
The fourth proportional to 95,021.07, 142,580.79 and 68,941.08 is: 103,447.31
Step by Step Solution
- Step 1: Write the proportion equation
95,021.07 : 142,580.79 = 68,941.08 : x - Step 2: Convert to fraction form
95,021.07/142,580.79 = 68,941.08/x - Step 3: Cross multiply
95,021.07x = 142,580.79 × 68,941.08 - Step 4: Simplify right side
95,021.07x = 9,829,673,649.85 - Step 5: Solve for x
x = 9,829,673,649.85/95,021.07 - Step 6: Final answer
x = 103,447.31
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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.