Finding the Fourth Proportional to 175,768.56, 242,564.76 and 100,324.08
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Solution
The fourth proportional to 175,768.56, 242,564.76 and 100,324.08 is: 138,449.60
Step by Step Solution
- Step 1: Write the proportion equation
175,768.56 : 242,564.76 = 100,324.08 : x - Step 2: Convert to fraction form
175,768.56/242,564.76 = 100,324.08/x - Step 3: Cross multiply
175,768.56x = 242,564.76 × 100,324.08 - Step 4: Simplify right side
175,768.56x = 24,335,086,387.42 - Step 5: Solve for x
x = 24,335,086,387.42/175,768.56 - Step 6: Final answer
x = 138,449.60
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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.