Finding the Fourth Proportional to 127,252.62, 175,651.74 and 73,559.34
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Solution
The fourth proportional to 127,252.62, 175,651.74 and 73,559.34 is: 101,536.82
Step by Step Solution
- Step 1: Write the proportion equation
127,252.62 : 175,651.74 = 73,559.34 : x - Step 2: Convert to fraction form
127,252.62/175,651.74 = 73,559.34/x - Step 3: Cross multiply
127,252.62x = 175,651.74 × 73,559.34 - Step 4: Simplify right side
127,252.62x = 12,920,826,064.25 - Step 5: Solve for x
x = 12,920,826,064.25/127,252.62 - Step 6: Final answer
x = 101,536.82
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1.5x scale
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.