Finding the Fourth Proportional to 102,270.36, 153,430.14 and 32,149.62
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Solution
The fourth proportional to 102,270.36, 153,430.14 and 32,149.62 is: 48,232.16
Step by Step Solution
- Step 1: Write the proportion equation
102,270.36 : 153,430.14 = 32,149.62 : x - Step 2: Convert to fraction form
102,270.36/153,430.14 = 32,149.62/x - Step 3: Cross multiply
102,270.36x = 153,430.14 × 32,149.62 - Step 4: Simplify right side
102,270.36x = 4,932,720,697.55 - Step 5: Solve for x
x = 4,932,720,697.55/102,270.36 - Step 6: Final answer
x = 48,232.16
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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.