Finding the Fourth Proportional to 134,845.83, 201,243.42 and 119,899.44
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Solution
The fourth proportional to 134,845.83, 201,243.42 and 119,899.44 is: 178,937.48
Step by Step Solution
- Step 1: Write the proportion equation
134,845.83 : 201,243.42 = 119,899.44 : x - Step 2: Convert to fraction form
134,845.83/201,243.42 = 119,899.44/x - Step 3: Cross multiply
134,845.83x = 201,243.42 × 119,899.44 - Step 4: Simplify right side
134,845.83x = 24,128,973,361.68 - Step 5: Solve for x
x = 24,128,973,361.68/134,845.83 - Step 6: Final answer
x = 178,937.48
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.