Finding the Fourth Proportional to 116,197.56, 173,856.50 and 68,838.08
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Solution
The fourth proportional to 116,197.56, 173,856.50 and 68,838.08 is: 102,996.55
Step by Step Solution
- Step 1: Write the proportion equation
116,197.56 : 173,856.50 = 68,838.08 : x - Step 2: Convert to fraction form
116,197.56/173,856.50 = 68,838.08/x - Step 3: Cross multiply
116,197.56x = 173,856.50 × 68,838.08 - Step 4: Simplify right side
116,197.56x = 11,967,947,655.52 - Step 5: Solve for x
x = 11,967,947,655.52/116,197.56 - Step 6: Final answer
x = 102,996.55
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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.