Finding the Fourth Proportional to 134,893.62, 202,430.61 and 56,007.72
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Solution
The fourth proportional to 134,893.62, 202,430.61 and 56,007.72 is: 84,049.02
Step by Step Solution
- Step 1: Write the proportion equation
134,893.62 : 202,430.61 = 56,007.72 : x - Step 2: Convert to fraction form
134,893.62/202,430.61 = 56,007.72/x - Step 3: Cross multiply
134,893.62x = 202,430.61 × 56,007.72 - Step 4: Simplify right side
134,893.62x = 11,337,676,924.31 - Step 5: Solve for x
x = 11,337,676,924.31/134,893.62 - Step 6: Final answer
x = 84,049.02
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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.