Finding the Fourth Proportional to 134,051.05, 201,081.39 and 67,454.92
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Solution
The fourth proportional to 134,051.05, 201,081.39 and 67,454.92 is: 101,184.80
Step by Step Solution
- Step 1: Write the proportion equation
134,051.05 : 201,081.39 = 67,454.92 : x - Step 2: Convert to fraction form
134,051.05/201,081.39 = 67,454.92/x - Step 3: Cross multiply
134,051.05x = 201,081.39 × 67,454.92 - Step 4: Simplify right side
134,051.05x = 13,563,929,075.94 - Step 5: Solve for x
x = 13,563,929,075.94/134,051.05 - Step 6: Final answer
x = 101,184.80
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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.