Finding the Fourth Proportional to 99,230.84, 148,814.87 and 32,656.13
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Solution
The fourth proportional to 99,230.84, 148,814.87 and 32,656.13 is: 48,973.86
Step by Step Solution
- Step 1: Write the proportion equation
99,230.84 : 148,814.87 = 32,656.13 : x - Step 2: Convert to fraction form
99,230.84/148,814.87 = 32,656.13/x - Step 3: Cross multiply
99,230.84x = 148,814.87 × 32,656.13 - Step 4: Simplify right side
99,230.84x = 4,859,716,833.30 - Step 5: Solve for x
x = 4,859,716,833.30/99,230.84 - Step 6: Final answer
x = 48,973.86
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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.