Finding the Fourth Proportional to 104,612.02, 156,956.91 and 48,479.02
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Solution
The fourth proportional to 104,612.02, 156,956.91 and 48,479.02 is: 72,736.55
Step by Step Solution
- Step 1: Write the proportion equation
104,612.02 : 156,956.91 = 48,479.02 : x - Step 2: Convert to fraction form
104,612.02/156,956.91 = 48,479.02/x - Step 3: Cross multiply
104,612.02x = 156,956.91 × 48,479.02 - Step 4: Simplify right side
104,612.02x = 7,609,117,179.03 - Step 5: Solve for x
x = 7,609,117,179.03/104,612.02 - Step 6: Final answer
x = 72,736.55
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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.