Finding the Fourth Proportional to 134,467.60, 201,701.40 and 92,477.20
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Solution
The fourth proportional to 134,467.60, 201,701.40 and 92,477.20 is: 138,715.80
Step by Step Solution
- Step 1: Write the proportion equation
134,467.60 : 201,701.40 = 92,477.20 : x - Step 2: Convert to fraction form
134,467.60/201,701.40 = 92,477.20/x - Step 3: Cross multiply
134,467.60x = 201,701.40 × 92,477.20 - Step 4: Simplify right side
134,467.60x = 18,652,780,708.08 - Step 5: Solve for x
x = 18,652,780,708.08/134,467.60 - Step 6: Final answer
x = 138,715.80
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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.