Finding the Fourth Proportional to 98,670.09, 147,912.62 and 48,058.05
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Solution
The fourth proportional to 98,670.09, 147,912.62 and 48,058.05 is: 72,042.01
Step by Step Solution
- Step 1: Write the proportion equation
98,670.09 : 147,912.62 = 48,058.05 : x - Step 2: Convert to fraction form
98,670.09/147,912.62 = 48,058.05/x - Step 3: Cross multiply
98,670.09x = 147,912.62 × 48,058.05 - Step 4: Simplify right side
98,670.09x = 7,108,391,847.30 - Step 5: Solve for x
x = 7,108,391,847.30/98,670.09 - Step 6: Final answer
x = 72,042.01
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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.