Finding the Fourth Proportional to 230,884.62, 346,361.58 and 81,098.52
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Solution
The fourth proportional to 230,884.62, 346,361.58 and 81,098.52 is: 121,659.95
Step by Step Solution
- Step 1: Write the proportion equation
230,884.62 : 346,361.58 = 81,098.52 : x - Step 2: Convert to fraction form
230,884.62/346,361.58 = 81,098.52/x - Step 3: Cross multiply
230,884.62x = 346,361.58 × 81,098.52 - Step 4: Simplify right side
230,884.62x = 28,089,411,522.86 - Step 5: Solve for x
x = 28,089,411,522.86/230,884.62 - Step 6: Final answer
x = 121,659.95
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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.