Finding the Fourth Proportional to 166,111.02, 229,110.82 and 125,276.84
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Solution
The fourth proportional to 166,111.02, 229,110.82 and 125,276.84 is: 172,789.74
Step by Step Solution
- Step 1: Write the proportion equation
166,111.02 : 229,110.82 = 125,276.84 : x - Step 2: Convert to fraction form
166,111.02/229,110.82 = 125,276.84/x - Step 3: Cross multiply
166,111.02x = 229,110.82 × 125,276.84 - Step 4: Simplify right side
166,111.02x = 28,702,279,539.41 - Step 5: Solve for x
x = 28,702,279,539.41/166,111.02 - Step 6: Final answer
x = 172,789.74
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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.