Finding the Fourth Proportional to 134,317.70, 201,569.70 and 101,107.70
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Solution
The fourth proportional to 134,317.70, 201,569.70 and 101,107.70 is: 151,731.67
Step by Step Solution
- Step 1: Write the proportion equation
134,317.70 : 201,569.70 = 101,107.70 : x - Step 2: Convert to fraction form
134,317.70/201,569.70 = 101,107.70/x - Step 3: Cross multiply
134,317.70x = 201,569.70 × 101,107.70 - Step 4: Simplify right side
134,317.70x = 20,380,248,756.69 - Step 5: Solve for x
x = 20,380,248,756.69/134,317.70 - Step 6: Final answer
x = 151,731.67
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1.5x scale
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.