Finding the Fourth Proportional to 134,898.76, 201,949.60 and 129,125.08
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Solution
The fourth proportional to 134,898.76, 201,949.60 and 129,125.08 is: 193,306.14
Step by Step Solution
- Step 1: Write the proportion equation
134,898.76 : 201,949.60 = 129,125.08 : x - Step 2: Convert to fraction form
134,898.76/201,949.60 = 129,125.08/x - Step 3: Cross multiply
134,898.76x = 201,949.60 × 129,125.08 - Step 4: Simplify right side
134,898.76x = 26,076,758,255.97 - Step 5: Solve for x
x = 26,076,758,255.97/134,898.76 - Step 6: Final answer
x = 193,306.14
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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.