Finding the Fourth Proportional to 83,747.43, 125,629.35 and 27,564.62
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Solution
The fourth proportional to 83,747.43, 125,629.35 and 27,564.62 is: 41,349.62
Step by Step Solution
- Step 1: Write the proportion equation
83,747.43 : 125,629.35 = 27,564.62 : x - Step 2: Convert to fraction form
83,747.43/125,629.35 = 27,564.62/x - Step 3: Cross multiply
83,747.43x = 125,629.35 × 27,564.62 - Step 4: Simplify right side
83,747.43x = 3,462,924,562.08 - Step 5: Solve for x
x = 3,462,924,562.08/83,747.43 - Step 6: Final answer
x = 41,349.62
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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.