Finding the Fourth Proportional to 134,289.70, 201,527.70 and 101,079.70
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Solution
The fourth proportional to 134,289.70, 201,527.70 and 101,079.70 is: 151,689.66
Step by Step Solution
- Step 1: Write the proportion equation
134,289.70 : 201,527.70 = 101,079.70 : x - Step 2: Convert to fraction form
134,289.70/201,527.70 = 101,079.70/x - Step 3: Cross multiply
134,289.70x = 201,527.70 × 101,079.70 - Step 4: Simplify right side
134,289.70x = 20,370,359,457.69 - Step 5: Solve for x
x = 20,370,359,457.69/134,289.70 - Step 6: Final answer
x = 151,689.66
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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.