Finding the Fourth Proportional to 207,106.84, 310,725.46 and 73,984.14
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Solution
The fourth proportional to 207,106.84, 310,725.46 and 73,984.14 is: 110,999.50
Step by Step Solution
- Step 1: Write the proportion equation
207,106.84 : 310,725.46 = 73,984.14 : x - Step 2: Convert to fraction form
207,106.84/310,725.46 = 73,984.14/x - Step 3: Cross multiply
207,106.84x = 310,725.46 × 73,984.14 - Step 4: Simplify right side
207,106.84x = 22,988,755,934.20 - Step 5: Solve for x
x = 22,988,755,934.20/207,106.84 - Step 6: Final answer
x = 110,999.50
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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.