Finding the Fourth Proportional to 175,552.20, 242,262.05 and 94,979.70
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Solution
The fourth proportional to 175,552.20, 242,262.05 and 94,979.70 is: 131,071.99
Step by Step Solution
- Step 1: Write the proportion equation
175,552.20 : 242,262.05 = 94,979.70 : x - Step 2: Convert to fraction form
175,552.20/242,262.05 = 94,979.70/x - Step 3: Cross multiply
175,552.20x = 242,262.05 × 94,979.70 - Step 4: Simplify right side
175,552.20x = 23,009,976,355.49 - Step 5: Solve for x
x = 23,009,976,355.49/175,552.20 - Step 6: Final answer
x = 131,071.99
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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.