Finding the Fourth Proportional to 134,844.93, 202,307.64 and 40,078.26
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Solution
The fourth proportional to 134,844.93, 202,307.64 and 40,078.26 is: 60,129.35
Step by Step Solution
- Step 1: Write the proportion equation
134,844.93 : 202,307.64 = 40,078.26 : x - Step 2: Convert to fraction form
134,844.93/202,307.64 = 40,078.26/x - Step 3: Cross multiply
134,844.93x = 202,307.64 × 40,078.26 - Step 4: Simplify right side
134,844.93x = 8,108,138,195.91 - Step 5: Solve for x
x = 8,108,138,195.91/134,844.93 - Step 6: Final answer
x = 60,129.35
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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.