Finding the Fourth Proportional to 186,489.23, 279,977.75 and 110,726.08
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Solution
The fourth proportional to 186,489.23, 279,977.75 and 110,726.08 is: 166,233.94
Step by Step Solution
- Step 1: Write the proportion equation
186,489.23 : 279,977.75 = 110,726.08 : x - Step 2: Convert to fraction form
186,489.23/279,977.75 = 110,726.08/x - Step 3: Cross multiply
186,489.23x = 279,977.75 × 110,726.08 - Step 4: Simplify right side
186,489.23x = 31,000,838,321.59 - Step 5: Solve for x
x = 31,000,838,321.59/186,489.23 - Step 6: Final answer
x = 166,233.94
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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.