Finding the Fourth Proportional to 146,808.66, 202,686.93 and 131,674.62
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Solution
The fourth proportional to 146,808.66, 202,686.93 and 131,674.62 is: 181,792.58
Step by Step Solution
- Step 1: Write the proportion equation
146,808.66 : 202,686.93 = 131,674.62 : x - Step 2: Convert to fraction form
146,808.66/202,686.93 = 131,674.62/x - Step 3: Cross multiply
146,808.66x = 202,686.93 × 131,674.62 - Step 4: Simplify right side
146,808.66x = 26,688,724,486.72 - Step 5: Solve for x
x = 26,688,724,486.72/146,808.66 - Step 6: Final answer
x = 181,792.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.