Finding the Fourth Proportional to 134,868.48, 201,957.76 and 130,877.54
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Solution
The fourth proportional to 134,868.48, 201,957.76 and 130,877.54 is: 195,981.56
Step by Step Solution
- Step 1: Write the proportion equation
134,868.48 : 201,957.76 = 130,877.54 : x - Step 2: Convert to fraction form
134,868.48/201,957.76 = 130,877.54/x - Step 3: Cross multiply
134,868.48x = 201,957.76 × 130,877.54 - Step 4: Simplify right side
134,868.48x = 26,431,734,812.71 - Step 5: Solve for x
x = 26,431,734,812.71/134,868.48 - Step 6: Final answer
x = 195,981.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.