Finding the Fourth Proportional to 230,948.70, 346,163.85 and 97,806.30
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Solution
The fourth proportional to 230,948.70, 346,163.85 and 97,806.30 is: 146,599.68
Step by Step Solution
- Step 1: Write the proportion equation
230,948.70 : 346,163.85 = 97,806.30 : x - Step 2: Convert to fraction form
230,948.70/346,163.85 = 97,806.30/x - Step 3: Cross multiply
230,948.70x = 346,163.85 × 97,806.30 - Step 4: Simplify right side
230,948.70x = 33,857,005,362.26 - Step 5: Solve for x
x = 33,857,005,362.26/230,948.70 - Step 6: Final answer
x = 146,599.68
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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.