Finding the Fourth Proportional to 127,908.24, 176,486.41 and 92,177.52
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Solution
The fourth proportional to 127,908.24, 176,486.41 and 92,177.52 is: 127,185.55
Step by Step Solution
- Step 1: Write the proportion equation
127,908.24 : 176,486.41 = 92,177.52 : x - Step 2: Convert to fraction form
127,908.24/176,486.41 = 92,177.52/x - Step 3: Cross multiply
127,908.24x = 176,486.41 × 92,177.52 - Step 4: Simplify right side
127,908.24x = 16,268,079,587.50 - Step 5: Solve for x
x = 16,268,079,587.50/127,908.24 - Step 6: Final answer
x = 127,185.55
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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.