Finding the Fourth Proportional to 107,056.20, 160,584.30 and 97,214.70
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Solution
The fourth proportional to 107,056.20, 160,584.30 and 97,214.70 is: 145,822.05
Step by Step Solution
- Step 1: Write the proportion equation
107,056.20 : 160,584.30 = 97,214.70 : x - Step 2: Convert to fraction form
107,056.20/160,584.30 = 97,214.70/x - Step 3: Cross multiply
107,056.20x = 160,584.30 × 97,214.70 - Step 4: Simplify right side
107,056.20x = 15,611,154,549.21 - Step 5: Solve for x
x = 15,611,154,549.21/107,056.20 - Step 6: Final answer
x = 145,822.05
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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.