Finding the Fourth Proportional to 117,750,134.49, 176,625,190.04 and 31,486,299.18
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Solution
The fourth proportional to 117,750,134.49, 176,625,190.04 and 31,486,299.18 is: 47,229,445.64
Step by Step Solution
- Step 1: Write the proportion equation
117,750,134.49 : 176,625,190.04 = 31,486,299.18 : x - Step 2: Convert to fraction form
117,750,134.49/176,625,190.04 = 31,486,299.18/x - Step 3: Cross multiply
117,750,134.49x = 176,625,190.04 × 31,486,299.18 - Step 4: Simplify right side
117,750,134.49x = 5,561,273,576,166,365 - Step 5: Solve for x
x = 5,561,273,576,166,365/117,750,134.49 - Step 6: Final answer
x = 47,229,445.64
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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.