Finding the Fourth Proportional to 134,757.76, 202,135.80 and 34,917.70
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Solution
The fourth proportional to 134,757.76, 202,135.80 and 34,917.70 is: 52,376.33
Step by Step Solution
- Step 1: Write the proportion equation
134,757.76 : 202,135.80 = 34,917.70 : x - Step 2: Convert to fraction form
134,757.76/202,135.80 = 34,917.70/x - Step 3: Cross multiply
134,757.76x = 202,135.80 × 34,917.70 - Step 4: Simplify right side
134,757.76x = 7,058,117,223.66 - Step 5: Solve for x
x = 7,058,117,223.66/134,757.76 - Step 6: Final answer
x = 52,376.33
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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.