Finding the Fourth Proportional to 134,539.10, 201,817.80 and 44,581.60
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Solution
The fourth proportional to 134,539.10, 201,817.80 and 44,581.60 is: 66,875.43
Step by Step Solution
- Step 1: Write the proportion equation
134,539.10 : 201,817.80 = 44,581.60 : x - Step 2: Convert to fraction form
134,539.10/201,817.80 = 44,581.60/x - Step 3: Cross multiply
134,539.10x = 201,817.80 × 44,581.60 - Step 4: Simplify right side
134,539.10x = 8,997,359,927.94 - Step 5: Solve for x
x = 8,997,359,927.94/134,539.10 - Step 6: Final answer
x = 66,875.43
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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.