Finding the Fourth Proportional to 125,810.22, 173,430.26 and 83,294.94
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Solution
The fourth proportional to 125,810.22, 173,430.26 and 83,294.94 is: 114,822.65
Step by Step Solution
- Step 1: Write the proportion equation
125,810.22 : 173,430.26 = 83,294.94 : x - Step 2: Convert to fraction form
125,810.22/173,430.26 = 83,294.94/x - Step 3: Cross multiply
125,810.22x = 173,430.26 × 83,294.94 - Step 4: Simplify right side
125,810.22x = 14,445,863,100.88 - Step 5: Solve for x
x = 14,445,863,100.88/125,810.22 - Step 6: Final answer
x = 114,822.65
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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.