Finding the Fourth Proportional to 127,041.62, 175,325.41 and 70,452.99
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Solution
The fourth proportional to 127,041.62, 175,325.41 and 70,452.99 is: 97,229.55
Step by Step Solution
- Step 1: Write the proportion equation
127,041.62 : 175,325.41 = 70,452.99 : x - Step 2: Convert to fraction form
127,041.62/175,325.41 = 70,452.99/x - Step 3: Cross multiply
127,041.62x = 175,325.41 × 70,452.99 - Step 4: Simplify right side
127,041.62x = 12,352,199,445.54 - Step 5: Solve for x
x = 12,352,199,445.54/127,041.62 - Step 6: Final answer
x = 97,229.55
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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.