Finding the Fourth Proportional to 173,989.08, 260,979.81 and 55,660.02
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Solution
The fourth proportional to 173,989.08, 260,979.81 and 55,660.02 is: 83,488.81
Step by Step Solution
- Step 1: Write the proportion equation
173,989.08 : 260,979.81 = 55,660.02 : x - Step 2: Convert to fraction form
173,989.08/260,979.81 = 55,660.02/x - Step 3: Cross multiply
173,989.08x = 260,979.81 × 55,660.02 - Step 4: Simplify right side
173,989.08x = 14,526,141,444.20 - Step 5: Solve for x
x = 14,526,141,444.20/173,989.08 - Step 6: Final answer
x = 83,488.81
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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.