Finding the Fourth Proportional to 68,630.08, 102,863.04 and 35,366.08
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Solution
The fourth proportional to 68,630.08, 102,863.04 and 35,366.08 is: 53,006.82
Step by Step Solution
- Step 1: Write the proportion equation
68,630.08 : 102,863.04 = 35,366.08 : x - Step 2: Convert to fraction form
68,630.08/102,863.04 = 35,366.08/x - Step 3: Cross multiply
68,630.08x = 102,863.04 × 35,366.08 - Step 4: Simplify right side
68,630.08x = 3,637,862,501.68 - Step 5: Solve for x
x = 3,637,862,501.68/68,630.08 - Step 6: Final answer
x = 53,006.82
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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.