Finding the Fourth Proportional to 102,206.75, 153,311.51 and 32,086.07
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Solution
The fourth proportional to 102,206.75, 153,311.51 and 32,086.07 is: 48,129.54
Step by Step Solution
- Step 1: Write the proportion equation
102,206.75 : 153,311.51 = 32,086.07 : x - Step 2: Convert to fraction form
102,206.75/153,311.51 = 32,086.07/x - Step 3: Cross multiply
102,206.75x = 153,311.51 × 32,086.07 - Step 4: Simplify right side
102,206.75x = 4,919,163,681.24 - Step 5: Solve for x
x = 4,919,163,681.24/102,206.75 - Step 6: Final answer
x = 48,129.54
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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.