Finding the Fourth Proportional to 107,056.62, 160,418.10 and 40,460.40
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Solution
The fourth proportional to 107,056.62, 160,418.10 and 40,460.40 is: 60,627.55
Step by Step Solution
- Step 1: Write the proportion equation
107,056.62 : 160,418.10 = 40,460.40 : x - Step 2: Convert to fraction form
107,056.62/160,418.10 = 40,460.40/x - Step 3: Cross multiply
107,056.62x = 160,418.10 × 40,460.40 - Step 4: Simplify right side
107,056.62x = 6,490,580,493.24 - Step 5: Solve for x
x = 6,490,580,493.24/107,056.62 - Step 6: Final answer
x = 60,627.55
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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.