Finding the Fourth Proportional to 238,163.40, 357,072.30 and 97,849.80
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Solution
The fourth proportional to 238,163.40, 357,072.30 and 97,849.80 is: 146,703.70
Step by Step Solution
- Step 1: Write the proportion equation
238,163.40 : 357,072.30 = 97,849.80 : x - Step 2: Convert to fraction form
238,163.40/357,072.30 = 97,849.80/x - Step 3: Cross multiply
238,163.40x = 357,072.30 × 97,849.80 - Step 4: Simplify right side
238,163.40x = 34,939,453,140.54 - Step 5: Solve for x
x = 34,939,453,140.54/238,163.40 - Step 6: Final answer
x = 146,703.70
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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.