Finding the Fourth Proportional to 150,596.75, 207,823.65 and 83,528.75
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Solution
The fourth proportional to 150,596.75, 207,823.65 and 83,528.75 is: 115,269.75
Step by Step Solution
- Step 1: Write the proportion equation
150,596.75 : 207,823.65 = 83,528.75 : x - Step 2: Convert to fraction form
150,596.75/207,823.65 = 83,528.75/x - Step 3: Cross multiply
150,596.75x = 207,823.65 × 83,528.75 - Step 4: Simplify right side
150,596.75x = 17,359,249,704.94 - Step 5: Solve for x
x = 17,359,249,704.94/150,596.75 - Step 6: Final answer
x = 115,269.75
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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.