Finding the Fourth Proportional to 186,529.26, 257,409.99 and 101,646.12
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Solution
The fourth proportional to 186,529.26, 257,409.99 and 101,646.12 is: 140,271.43
Step by Step Solution
- Step 1: Write the proportion equation
186,529.26 : 257,409.99 = 101,646.12 : x - Step 2: Convert to fraction form
186,529.26/257,409.99 = 101,646.12/x - Step 3: Cross multiply
186,529.26x = 257,409.99 × 101,646.12 - Step 4: Simplify right side
186,529.26x = 26,164,726,732.74 - Step 5: Solve for x
x = 26,164,726,732.74/186,529.26 - Step 6: Final answer
x = 140,271.43
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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.