Finding the Fourth Proportional to 186,632.71, 257,552.99 and 101,749.77
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Solution
The fourth proportional to 186,632.71, 257,552.99 and 101,749.77 is: 140,414.60
Step by Step Solution
- Step 1: Write the proportion equation
186,632.71 : 257,552.99 = 101,749.77 : x - Step 2: Convert to fraction form
186,632.71/257,552.99 = 101,749.77/x - Step 3: Cross multiply
186,632.71x = 257,552.99 × 101,749.77 - Step 4: Simplify right side
186,632.71x = 26,205,957,495.31 - Step 5: Solve for x
x = 26,205,957,495.31/186,632.71 - Step 6: Final answer
x = 140,414.60
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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.