Finding the Fourth Proportional to 83,537.10, 125,319.69 and 41,419.26
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Solution
The fourth proportional to 83,537.10, 125,319.69 and 41,419.26 is: 62,135.85
Step by Step Solution
- Step 1: Write the proportion equation
83,537.10 : 125,319.69 = 41,419.26 : x - Step 2: Convert to fraction form
83,537.10/125,319.69 = 41,419.26/x - Step 3: Cross multiply
83,537.10x = 125,319.69 × 41,419.26 - Step 4: Simplify right side
83,537.10x = 5,190,648,823.23 - Step 5: Solve for x
x = 5,190,648,823.23/83,537.10 - Step 6: Final answer
x = 62,135.85
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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.