Finding the Fourth Proportional to 134,144.16, 201,237.12 and 40,627.68
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Solution
The fourth proportional to 134,144.16, 201,237.12 and 40,627.68 is: 60,947.84
Step by Step Solution
- Step 1: Write the proportion equation
134,144.16 : 201,237.12 = 40,627.68 : x - Step 2: Convert to fraction form
134,144.16/201,237.12 = 40,627.68/x - Step 3: Cross multiply
134,144.16x = 201,237.12 × 40,627.68 - Step 4: Simplify right side
134,144.16x = 8,175,797,315.48 - Step 5: Solve for x
x = 8,175,797,315.48/134,144.16 - Step 6: Final answer
x = 60,947.84
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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.