Finding the Fourth Proportional to 221,897.94, 306,219.18 and 119,923.14
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Solution
The fourth proportional to 221,897.94, 306,219.18 and 119,923.14 is: 165,493.95
Step by Step Solution
- Step 1: Write the proportion equation
221,897.94 : 306,219.18 = 119,923.14 : x - Step 2: Convert to fraction form
221,897.94/306,219.18 = 119,923.14/x - Step 3: Cross multiply
221,897.94x = 306,219.18 × 119,923.14 - Step 4: Simplify right side
221,897.94x = 36,722,765,593.83 - Step 5: Solve for x
x = 36,722,765,593.83/221,897.94 - Step 6: Final answer
x = 165,493.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.