Finding the Fourth Proportional to 154,808.66, 232,278.74 and 84,605.96
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Solution
The fourth proportional to 154,808.66, 232,278.74 and 84,605.96 is: 126,944.87
Step by Step Solution
- Step 1: Write the proportion equation
154,808.66 : 232,278.74 = 84,605.96 : x - Step 2: Convert to fraction form
154,808.66/232,278.74 = 84,605.96/x - Step 3: Cross multiply
154,808.66x = 232,278.74 × 84,605.96 - Step 4: Simplify right side
154,808.66x = 19,652,164,200.87 - Step 5: Solve for x
x = 19,652,164,200.87/154,808.66 - Step 6: Final answer
x = 126,944.87
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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.