Finding the Fourth Proportional to 134,220.36, 201,354.84 and 55,290.72
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Solution
The fourth proportional to 134,220.36, 201,354.84 and 55,290.72 is: 82,946.09
Step by Step Solution
- Step 1: Write the proportion equation
134,220.36 : 201,354.84 = 55,290.72 : x - Step 2: Convert to fraction form
134,220.36/201,354.84 = 55,290.72/x - Step 3: Cross multiply
134,220.36x = 201,354.84 × 55,290.72 - Step 4: Simplify right side
134,220.36x = 11,133,054,079.08 - Step 5: Solve for x
x = 11,133,054,079.08/134,220.36 - Step 6: Final answer
x = 82,946.09
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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.