Finding the Fourth Proportional to 150,140.48, 207,363.94 and 102,310.80
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Solution
The fourth proportional to 150,140.48, 207,363.94 and 102,310.80 is: 141,304.80
Step by Step Solution
- Step 1: Write the proportion equation
150,140.48 : 207,363.94 = 102,310.80 : x - Step 2: Convert to fraction form
150,140.48/207,363.94 = 102,310.80/x - Step 3: Cross multiply
150,140.48x = 207,363.94 × 102,310.80 - Step 4: Simplify right side
150,140.48x = 21,215,570,592.55 - Step 5: Solve for x
x = 21,215,570,592.55/150,140.48 - Step 6: Final answer
x = 141,304.80
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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.