Finding the Fourth Proportional to 207,094.36, 310,235.57 and 107,320
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Solution
The fourth proportional to 207,094.36, 310,235.57 and 107,320 is: 160,769.62
Step by Step Solution
- Step 1: Write the proportion equation
207,094.36 : 310,235.57 = 107,320 : x - Step 2: Convert to fraction form
207,094.36/310,235.57 = 107,320/x - Step 3: Cross multiply
207,094.36x = 310,235.57 × 107,320 - Step 4: Simplify right side
207,094.36x = 33,294,480,835.80 - Step 5: Solve for x
x = 33,294,480,835.80/207,094.36 - Step 6: Final answer
x = 160,769.62
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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.