Finding the Fourth Proportional to 98,304.84, 135,660.60 and 53,592.84
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Solution
The fourth proportional to 98,304.84, 135,660.60 and 53,592.84 is: 73,958.08
Step by Step Solution
- Step 1: Write the proportion equation
98,304.84 : 135,660.60 = 53,592.84 : x - Step 2: Convert to fraction form
98,304.84/135,660.60 = 53,592.84/x - Step 3: Cross multiply
98,304.84x = 135,660.60 × 53,592.84 - Step 4: Simplify right side
98,304.84x = 7,270,436,830.10 - Step 5: Solve for x
x = 7,270,436,830.10/98,304.84 - Step 6: Final answer
x = 73,958.08
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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.