Finding the Fourth Proportional to 207,014.70, 310,704.30 and 122,669.40
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Solution
The fourth proportional to 207,014.70, 310,704.30 and 122,669.40 is: 184,112.09
Step by Step Solution
- Step 1: Write the proportion equation
207,014.70 : 310,704.30 = 122,669.40 : x - Step 2: Convert to fraction form
207,014.70/310,704.30 = 122,669.40/x - Step 3: Cross multiply
207,014.70x = 310,704.30 × 122,669.40 - Step 4: Simplify right side
207,014.70x = 38,113,910,058.42 - Step 5: Solve for x
x = 38,113,910,058.42/207,014.70 - Step 6: Final answer
x = 184,112.09
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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.