Finding the Fourth Proportional to 154,985.44, 232,580.40 and 56,489.44
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Solution
The fourth proportional to 154,985.44, 232,580.40 and 56,489.44 is: 84,771.42
Step by Step Solution
- Step 1: Write the proportion equation
154,985.44 : 232,580.40 = 56,489.44 : x - Step 2: Convert to fraction form
154,985.44/232,580.40 = 56,489.44/x - Step 3: Cross multiply
154,985.44x = 232,580.40 × 56,489.44 - Step 4: Simplify right side
154,985.44x = 13,138,336,550.98 - Step 5: Solve for x
x = 13,138,336,550.98/154,985.44 - Step 6: Final answer
x = 84,771.42
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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.