Finding the Fourth Proportional to 134,400.96, 201,725.97 and 67,887.70
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Solution
The fourth proportional to 134,400.96, 201,725.97 and 67,887.70 is: 101,894.45
Step by Step Solution
- Step 1: Write the proportion equation
134,400.96 : 201,725.97 = 67,887.70 : x - Step 2: Convert to fraction form
134,400.96/201,725.97 = 67,887.70/x - Step 3: Cross multiply
134,400.96x = 201,725.97 × 67,887.70 - Step 4: Simplify right side
134,400.96x = 13,694,712,133.57 - Step 5: Solve for x
x = 13,694,712,133.57/134,400.96 - Step 6: Final answer
x = 101,894.45
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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.