Finding the Fourth Proportional to 125,355.24, 173,002.67 and 71,647.97
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Solution
The fourth proportional to 125,355.24, 173,002.67 and 71,647.97 is: 98,881.31
Step by Step Solution
- Step 1: Write the proportion equation
125,355.24 : 173,002.67 = 71,647.97 : x - Step 2: Convert to fraction form
125,355.24/173,002.67 = 71,647.97/x - Step 3: Cross multiply
125,355.24x = 173,002.67 × 71,647.97 - Step 4: Simplify right side
125,355.24x = 12,395,290,110.08 - Step 5: Solve for x
x = 12,395,290,110.08/125,355.24 - Step 6: Final answer
x = 98,881.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.