Finding the Fourth Proportional to 176,211.47, 243,171.94 and 95,638.99
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Solution
The fourth proportional to 176,211.47, 243,171.94 and 95,638.99 is: 131,981.87
Step by Step Solution
- Step 1: Write the proportion equation
176,211.47 : 243,171.94 = 95,638.99 : x - Step 2: Convert to fraction form
176,211.47/243,171.94 = 95,638.99/x - Step 3: Cross multiply
176,211.47x = 243,171.94 × 95,638.99 - Step 4: Simplify right side
176,211.47x = 23,256,718,498.84 - Step 5: Solve for x
x = 23,256,718,498.84/176,211.47 - Step 6: Final answer
x = 131,981.87
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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.