Finding the Fourth Proportional to 248,489.10, 372,692.34 and 98,719.29
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Solution
The fourth proportional to 248,489.10, 372,692.34 and 98,719.29 is: 148,062.52
Step by Step Solution
- Step 1: Write the proportion equation
248,489.10 : 372,692.34 = 98,719.29 : x - Step 2: Convert to fraction form
248,489.10/372,692.34 = 98,719.29/x - Step 3: Cross multiply
248,489.10x = 372,692.34 × 98,719.29 - Step 4: Simplify right side
248,489.10x = 36,791,923,193.24 - Step 5: Solve for x
x = 36,791,923,193.24/248,489.10 - Step 6: Final answer
x = 148,062.52
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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.