Finding the Fourth Proportional to 73,477.29, 110,247.14 and 40,158.42
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Solution
The fourth proportional to 73,477.29, 110,247.14 and 40,158.42 is: 60,254.68
Step by Step Solution
- Step 1: Write the proportion equation
73,477.29 : 110,247.14 = 40,158.42 : x - Step 2: Convert to fraction form
73,477.29/110,247.14 = 40,158.42/x - Step 3: Cross multiply
73,477.29x = 110,247.14 × 40,158.42 - Step 4: Simplify right side
73,477.29x = 4,427,350,751.13 - Step 5: Solve for x
x = 4,427,350,751.13/73,477.29 - Step 6: Final answer
x = 60,254.68
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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.