Finding the Fourth Proportional to 133,812.68, 200,752.77 and 94,446.68
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Solution
The fourth proportional to 133,812.68, 200,752.77 and 94,446.68 is: 141,693.84
Step by Step Solution
- Step 1: Write the proportion equation
133,812.68 : 200,752.77 = 94,446.68 : x - Step 2: Convert to fraction form
133,812.68/200,752.77 = 94,446.68/x - Step 3: Cross multiply
133,812.68x = 200,752.77 × 94,446.68 - Step 4: Simplify right side
133,812.68x = 18,960,432,627.30 - Step 5: Solve for x
x = 18,960,432,627.30/133,812.68 - Step 6: Final answer
x = 141,693.84
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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.