Finding the Fourth Proportional to 86,334.08, 129,502.80 and 24,003.68
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Solution
The fourth proportional to 86,334.08, 129,502.80 and 24,003.68 is: 36,005.99
Step by Step Solution
- Step 1: Write the proportion equation
86,334.08 : 129,502.80 = 24,003.68 : x - Step 2: Convert to fraction form
86,334.08/129,502.80 = 24,003.68/x - Step 3: Cross multiply
86,334.08x = 129,502.80 × 24,003.68 - Step 4: Simplify right side
86,334.08x = 3,108,543,770.30 - Step 5: Solve for x
x = 3,108,543,770.30/86,334.08 - Step 6: Final answer
x = 36,005.99
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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.