Finding the Fourth Proportional to 221,777.06, 306,052.42 and 119,802.50
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Solution
The fourth proportional to 221,777.06, 306,052.42 and 119,802.50 is: 165,327.49
Step by Step Solution
- Step 1: Write the proportion equation
221,777.06 : 306,052.42 = 119,802.50 : x - Step 2: Convert to fraction form
221,777.06/306,052.42 = 119,802.50/x - Step 3: Cross multiply
221,777.06x = 306,052.42 × 119,802.50 - Step 4: Simplify right side
221,777.06x = 36,665,845,047.05 - Step 5: Solve for x
x = 36,665,845,047.05/221,777.06 - Step 6: Final answer
x = 165,327.49
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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.