Finding the Fourth Proportional to 230,989.20, 346,440.06 and 97,873.80
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Solution
The fourth proportional to 230,989.20, 346,440.06 and 97,873.80 is: 146,792.17
Step by Step Solution
- Step 1: Write the proportion equation
230,989.20 : 346,440.06 = 97,873.80 : x - Step 2: Convert to fraction form
230,989.20/346,440.06 = 97,873.80/x - Step 3: Cross multiply
230,989.20x = 346,440.06 × 97,873.80 - Step 4: Simplify right side
230,989.20x = 33,907,405,144.43 - Step 5: Solve for x
x = 33,907,405,144.43/230,989.20 - Step 6: Final answer
x = 146,792.17
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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.