Finding the Fourth Proportional to 127,580.67, 176,050.98 and 73,869.08
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Solution
The fourth proportional to 127,580.67, 176,050.98 and 73,869.08 is: 101,933.33
Step by Step Solution
- Step 1: Write the proportion equation
127,580.67 : 176,050.98 = 73,869.08 : x - Step 2: Convert to fraction form
127,580.67/176,050.98 = 73,869.08/x - Step 3: Cross multiply
127,580.67x = 176,050.98 × 73,869.08 - Step 4: Simplify right side
127,580.67x = 13,004,723,045.44 - Step 5: Solve for x
x = 13,004,723,045.44/127,580.67 - Step 6: Final answer
x = 101,933.33
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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.