Finding the Fourth Proportional to 221,881.80, 332,822.70 and 97,465.80
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Solution
The fourth proportional to 221,881.80, 332,822.70 and 97,465.80 is: 146,198.70
Step by Step Solution
- Step 1: Write the proportion equation
221,881.80 : 332,822.70 = 97,465.80 : x - Step 2: Convert to fraction form
221,881.80/332,822.70 = 97,465.80/x - Step 3: Cross multiply
221,881.80x = 332,822.70 × 97,465.80 - Step 4: Simplify right side
221,881.80x = 32,438,830,713.66 - Step 5: Solve for x
x = 32,438,830,713.66/221,881.80 - Step 6: Final answer
x = 146,198.70
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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.