Finding the Fourth Proportional to 69,446.64, 104,177.28 and 22,699.44
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Solution
The fourth proportional to 69,446.64, 104,177.28 and 22,699.44 is: 34,051.55
Step by Step Solution
- Step 1: Write the proportion equation
69,446.64 : 104,177.28 = 22,699.44 : x - Step 2: Convert to fraction form
69,446.64/104,177.28 = 22,699.44/x - Step 3: Cross multiply
69,446.64x = 104,177.28 × 22,699.44 - Step 4: Simplify right side
69,446.64x = 2,364,765,916.72 - Step 5: Solve for x
x = 2,364,765,916.72/69,446.64 - Step 6: Final answer
x = 34,051.55
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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.