Finding the Fourth Proportional to 203,572.18, 305,353.68 and 70,444.41
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Solution
The fourth proportional to 203,572.18, 305,353.68 and 70,444.41 is: 105,665.03
Step by Step Solution
- Step 1: Write the proportion equation
203,572.18 : 305,353.68 = 70,444.41 : x - Step 2: Convert to fraction form
203,572.18/305,353.68 = 70,444.41/x - Step 3: Cross multiply
203,572.18x = 305,353.68 × 70,444.41 - Step 4: Simplify right side
203,572.18x = 21,510,459,828.93 - Step 5: Solve for x
x = 21,510,459,828.93/203,572.18 - Step 6: Final answer
x = 105,665.03
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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.