Finding the Fourth Proportional to 234,705.60, 352,059.84 and 57,214.08
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Solution
The fourth proportional to 234,705.60, 352,059.84 and 57,214.08 is: 85,821.47
Step by Step Solution
- Step 1: Write the proportion equation
234,705.60 : 352,059.84 = 57,214.08 : x - Step 2: Convert to fraction form
234,705.60/352,059.84 = 57,214.08/x - Step 3: Cross multiply
234,705.60x = 352,059.84 × 57,214.08 - Step 4: Simplify right side
234,705.60x = 20,142,779,850.55 - Step 5: Solve for x
x = 20,142,779,850.55/234,705.60 - Step 6: Final answer
x = 85,821.47
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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.