Finding the Fourth Proportional to 135,142.93, 202,762.68 and 60,256.36
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Solution
The fourth proportional to 135,142.93, 202,762.68 and 60,256.36 is: 90,406.07
Step by Step Solution
- Step 1: Write the proportion equation
135,142.93 : 202,762.68 = 60,256.36 : x - Step 2: Convert to fraction form
135,142.93/202,762.68 = 60,256.36/x - Step 3: Cross multiply
135,142.93x = 202,762.68 × 60,256.36 - Step 4: Simplify right side
135,142.93x = 12,217,741,040.64 - Step 5: Solve for x
x = 12,217,741,040.64/135,142.93 - Step 6: Final answer
x = 90,406.07
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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.