Finding the Fourth Proportional to 186,392.48, 257,224.55 and 101,509.47
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Solution
The fourth proportional to 186,392.48, 257,224.55 and 101,509.47 is: 140,084.66
Step by Step Solution
- Step 1: Write the proportion equation
186,392.48 : 257,224.55 = 101,509.47 : x - Step 2: Convert to fraction form
186,392.48/257,224.55 = 101,509.47/x - Step 3: Cross multiply
186,392.48x = 257,224.55 × 101,509.47 - Step 4: Simplify right side
186,392.48x = 26,110,727,233.94 - Step 5: Solve for x
x = 26,110,727,233.94/186,392.48 - Step 6: Final answer
x = 140,084.66
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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.