Finding the Fourth Proportional to 186,767.94, 257,739.84 and 106,193.46
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Solution
The fourth proportional to 186,767.94, 257,739.84 and 106,193.46 is: 146,547.02
Step by Step Solution
- Step 1: Write the proportion equation
186,767.94 : 257,739.84 = 106,193.46 : x - Step 2: Convert to fraction form
186,767.94/257,739.84 = 106,193.46/x - Step 3: Cross multiply
186,767.94x = 257,739.84 × 106,193.46 - Step 4: Simplify right side
186,767.94x = 27,370,285,389.45 - Step 5: Solve for x
x = 27,370,285,389.45/186,767.94 - Step 6: Final answer
x = 146,547.02
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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.