Finding the Fourth Proportional to 186,341.52, 257,311.12 and 180,316.08
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Solution
The fourth proportional to 186,341.52, 257,311.12 and 180,316.08 is: 248,990.84
Step by Step Solution
- Step 1: Write the proportion equation
186,341.52 : 257,311.12 = 180,316.08 : x - Step 2: Convert to fraction form
186,341.52/257,311.12 = 180,316.08/x - Step 3: Cross multiply
186,341.52x = 257,311.12 × 180,316.08 - Step 4: Simplify right side
186,341.52x = 46,397,332,498.81 - Step 5: Solve for x
x = 46,397,332,498.81/186,341.52 - Step 6: Final answer
x = 248,990.84
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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.