Finding the Fourth Proportional to 194,693.70, 292,040.55 and 101,381.70
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Solution
The fourth proportional to 194,693.70, 292,040.55 and 101,381.70 is: 152,072.55
Step by Step Solution
- Step 1: Write the proportion equation
194,693.70 : 292,040.55 = 101,381.70 : x - Step 2: Convert to fraction form
194,693.70/292,040.55 = 101,381.70/x - Step 3: Cross multiply
194,693.70x = 292,040.55 × 101,381.70 - Step 4: Simplify right side
194,693.70x = 29,607,567,427.94 - Step 5: Solve for x
x = 29,607,567,427.94/194,693.70 - Step 6: Final answer
x = 152,072.55
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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.