Finding the Fourth Proportional to 150,537.18, 207,750.90 and 99,460.26
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Solution
The fourth proportional to 150,537.18, 207,750.90 and 99,460.26 is: 137,261.50
Step by Step Solution
- Step 1: Write the proportion equation
150,537.18 : 207,750.90 = 99,460.26 : x - Step 2: Convert to fraction form
150,537.18/207,750.90 = 99,460.26/x - Step 3: Cross multiply
150,537.18x = 207,750.90 × 99,460.26 - Step 4: Simplify right side
150,537.18x = 20,662,958,529.23 - Step 5: Solve for x
x = 20,662,958,529.23/150,537.18 - Step 6: Final answer
x = 137,261.50
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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.