Finding the Fourth Proportional to 134,297.68, 201,274.08 and 55,467.40
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Solution
The fourth proportional to 134,297.68, 201,274.08 and 55,467.40 is: 83,129.88
Step by Step Solution
- Step 1: Write the proportion equation
134,297.68 : 201,274.08 = 55,467.40 : x - Step 2: Convert to fraction form
134,297.68/201,274.08 = 55,467.40/x - Step 3: Cross multiply
134,297.68x = 201,274.08 × 55,467.40 - Step 4: Simplify right side
134,297.68x = 11,164,149,904.99 - Step 5: Solve for x
x = 11,164,149,904.99/134,297.68 - Step 6: Final answer
x = 83,129.88
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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.