Finding the Fourth Proportional to 177,954.11, 245,576.70 and 97,381.65
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Solution
The fourth proportional to 177,954.11, 245,576.70 and 97,381.65 is: 134,386.69
Step by Step Solution
- Step 1: Write the proportion equation
177,954.11 : 245,576.70 = 97,381.65 : x - Step 2: Convert to fraction form
177,954.11/245,576.70 = 97,381.65/x - Step 3: Cross multiply
177,954.11x = 245,576.70 × 97,381.65 - Step 4: Simplify right side
177,954.11x = 23,914,664,247.56 - Step 5: Solve for x
x = 23,914,664,247.56/177,954.11 - Step 6: Final answer
x = 134,386.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.