Finding the Fourth Proportional to 134,880.98, 202,347.49 and 51,768.50
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Solution
The fourth proportional to 134,880.98, 202,347.49 and 51,768.50 is: 77,662.73
Step by Step Solution
- Step 1: Write the proportion equation
134,880.98 : 202,347.49 = 51,768.50 : x - Step 2: Convert to fraction form
134,880.98/202,347.49 = 51,768.50/x - Step 3: Cross multiply
134,880.98x = 202,347.49 × 51,768.50 - Step 4: Simplify right side
134,880.98x = 10,475,225,777.22 - Step 5: Solve for x
x = 10,475,225,777.22/134,880.98 - Step 6: Final answer
x = 77,662.73
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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.