Finding the Fourth Proportional to 98,058.08, 146,957.87 and 38,861.45
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Solution
The fourth proportional to 98,058.08, 146,957.87 and 38,861.45 is: 58,240.95
Step by Step Solution
- Step 1: Write the proportion equation
98,058.08 : 146,957.87 = 38,861.45 : x - Step 2: Convert to fraction form
98,058.08/146,957.87 = 38,861.45/x - Step 3: Cross multiply
98,058.08x = 146,957.87 × 38,861.45 - Step 4: Simplify right side
98,058.08x = 5,710,994,988.01 - Step 5: Solve for x
x = 5,710,994,988.01/98,058.08 - Step 6: Final answer
x = 58,240.95
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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.