Finding the Fourth Proportional to 68,359.96, 102,585.48 and 26,274.79
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Solution
The fourth proportional to 68,359.96, 102,585.48 and 26,274.79 is: 39,429.69
Step by Step Solution
- Step 1: Write the proportion equation
68,359.96 : 102,585.48 = 26,274.79 : x - Step 2: Convert to fraction form
68,359.96/102,585.48 = 26,274.79/x - Step 3: Cross multiply
68,359.96x = 102,585.48 × 26,274.79 - Step 4: Simplify right side
68,359.96x = 2,695,411,944.05 - Step 5: Solve for x
x = 2,695,411,944.05/68,359.96 - Step 6: Final answer
x = 39,429.69
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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.