Finding the Fourth Proportional to 114,027.90, 171,060.21 and 35,142.09
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Solution
The fourth proportional to 114,027.90, 171,060.21 and 35,142.09 is: 52,718.79
Step by Step Solution
- Step 1: Write the proportion equation
114,027.90 : 171,060.21 = 35,142.09 : x - Step 2: Convert to fraction form
114,027.90/171,060.21 = 35,142.09/x - Step 3: Cross multiply
114,027.90x = 171,060.21 × 35,142.09 - Step 4: Simplify right side
114,027.90x = 6,011,413,295.24 - Step 5: Solve for x
x = 6,011,413,295.24/114,027.90 - Step 6: Final answer
x = 52,718.79
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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.