Finding the Fourth Proportional to 98,204.69, 147,283.68 and 27,125.75
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Solution
The fourth proportional to 98,204.69, 147,283.68 and 27,125.75 is: 40,682.18
Step by Step Solution
- Step 1: Write the proportion equation
98,204.69 : 147,283.68 = 27,125.75 : x - Step 2: Convert to fraction form
98,204.69/147,283.68 = 27,125.75/x - Step 3: Cross multiply
98,204.69x = 147,283.68 × 27,125.75 - Step 4: Simplify right side
98,204.69x = 3,995,180,316.70 - Step 5: Solve for x
x = 3,995,180,316.70/98,204.69 - Step 6: Final answer
x = 40,682.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.