Finding the Fourth Proportional to 134,250.37, 201,364.97 and 78,054.63
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Solution
The fourth proportional to 134,250.37, 201,364.97 and 78,054.63 is: 117,075.79
Step by Step Solution
- Step 1: Write the proportion equation
134,250.37 : 201,364.97 = 78,054.63 : x - Step 2: Convert to fraction form
134,250.37/201,364.97 = 78,054.63/x - Step 3: Cross multiply
134,250.37x = 201,364.97 × 78,054.63 - Step 4: Simplify right side
134,250.37x = 15,717,468,228.31 - Step 5: Solve for x
x = 15,717,468,228.31/134,250.37 - Step 6: Final answer
x = 117,075.79
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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.