Finding the Fourth Proportional to 134,446.80, 201,232.80 and 104,703.60
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Solution
The fourth proportional to 134,446.80, 201,232.80 and 104,703.60 is: 156,714.76
Step by Step Solution
- Step 1: Write the proportion equation
134,446.80 : 201,232.80 = 104,703.60 : x - Step 2: Convert to fraction form
134,446.80/201,232.80 = 104,703.60/x - Step 3: Cross multiply
134,446.80x = 201,232.80 × 104,703.60 - Step 4: Simplify right side
134,446.80x = 21,069,798,598.08 - Step 5: Solve for x
x = 21,069,798,598.08/134,446.80 - Step 6: Final answer
x = 156,714.76
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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.