Finding the Fourth Proportional to 176,020.02, 242,843.85 and 115,623.18
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Solution
The fourth proportional to 176,020.02, 242,843.85 and 115,623.18 is: 159,518.09
Step by Step Solution
- Step 1: Write the proportion equation
176,020.02 : 242,843.85 = 115,623.18 : x - Step 2: Convert to fraction form
176,020.02/242,843.85 = 115,623.18/x - Step 3: Cross multiply
176,020.02x = 242,843.85 × 115,623.18 - Step 4: Simplify right side
176,020.02x = 28,078,378,180.44 - Step 5: Solve for x
x = 28,078,378,180.44/176,020.02 - Step 6: Final answer
x = 159,518.09
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1.5x scale
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.