Finding the Fourth Proportional to 216,293.14, 298,475.50 and 124,405.44
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Solution
The fourth proportional to 216,293.14, 298,475.50 and 124,405.44 is: 171,674.31
Step by Step Solution
- Step 1: Write the proportion equation
216,293.14 : 298,475.50 = 124,405.44 : x - Step 2: Convert to fraction form
216,293.14/298,475.50 = 124,405.44/x - Step 3: Cross multiply
216,293.14x = 298,475.50 × 124,405.44 - Step 4: Simplify right side
216,293.14x = 37,131,974,709.68 - Step 5: Solve for x
x = 37,131,974,709.68/216,293.14 - Step 6: Final answer
x = 171,674.31
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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.