Finding the Fourth Proportional to 134,585.40, 201,440.70 and 134,585.40
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Solution
The fourth proportional to 134,585.40, 201,440.70 and 134,585.40 is: 201,440.70
Step by Step Solution
- Step 1: Write the proportion equation
134,585.40 : 201,440.70 = 134,585.40 : x - Step 2: Convert to fraction form
134,585.40/201,440.70 = 134,585.40/x - Step 3: Cross multiply
134,585.40x = 201,440.70 × 134,585.40 - Step 4: Simplify right side
134,585.40x = 27,110,977,185.78 - Step 5: Solve for x
x = 27,110,977,185.78/134,585.40 - Step 6: Final answer
x = 201,440.70
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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.