Finding the Fourth Proportional to 192,275.57, 265,345.63 and 106,240.09
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Solution
The fourth proportional to 192,275.57, 265,345.63 and 106,240.09 is: 146,614.28
Step by Step Solution
- Step 1: Write the proportion equation
192,275.57 : 265,345.63 = 106,240.09 : x - Step 2: Convert to fraction form
192,275.57/265,345.63 = 106,240.09/x - Step 3: Cross multiply
192,275.57x = 265,345.63 × 106,240.09 - Step 4: Simplify right side
192,275.57x = 28,190,343,877.59 - Step 5: Solve for x
x = 28,190,343,877.59/192,275.57 - Step 6: Final answer
x = 146,614.28
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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.