Finding the Fourth Proportional to 99,301.08, 148,867.84 and 43,098.84
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Solution
The fourth proportional to 99,301.08, 148,867.84 and 43,098.84 is: 64,611.90
Step by Step Solution
- Step 1: Write the proportion equation
99,301.08 : 148,867.84 = 43,098.84 : x - Step 2: Convert to fraction form
99,301.08/148,867.84 = 43,098.84/x - Step 3: Cross multiply
99,301.08x = 148,867.84 × 43,098.84 - Step 4: Simplify right side
99,301.08x = 6,416,031,217.31 - Step 5: Solve for x
x = 6,416,031,217.31/99,301.08 - Step 6: Final answer
x = 64,611.90
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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.