Finding the Fourth Proportional to 134,751.60, 201,738.60 and 130,863.60
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Solution
The fourth proportional to 134,751.60, 201,738.60 and 130,863.60 is: 195,917.82
Step by Step Solution
- Step 1: Write the proportion equation
134,751.60 : 201,738.60 = 130,863.60 : x - Step 2: Convert to fraction form
134,751.60/201,738.60 = 130,863.60/x - Step 3: Cross multiply
134,751.60x = 201,738.60 × 130,863.60 - Step 4: Simplify right side
134,751.60x = 26,400,239,454.96 - Step 5: Solve for x
x = 26,400,239,454.96/134,751.60 - Step 6: Final answer
x = 195,917.82
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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.