Finding the Fourth Proportional to 127,302.94, 175,658.52 and 73,577.53
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Solution
The fourth proportional to 127,302.94, 175,658.52 and 73,577.53 is: 101,525.70
Step by Step Solution
- Step 1: Write the proportion equation
127,302.94 : 175,658.52 = 73,577.53 : x - Step 2: Convert to fraction form
127,302.94/175,658.52 = 73,577.53/x - Step 3: Cross multiply
127,302.94x = 175,658.52 × 73,577.53 - Step 4: Simplify right side
127,302.94x = 12,924,520,025.06 - Step 5: Solve for x
x = 12,924,520,025.06/127,302.94 - Step 6: Final answer
x = 101,525.70
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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.