Finding the Fourth Proportional to 201,470.16, 278,011.68 and 116,592.48
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Solution
The fourth proportional to 201,470.16, 278,011.68 and 116,592.48 is: 160,887.70
Step by Step Solution
- Step 1: Write the proportion equation
201,470.16 : 278,011.68 = 116,592.48 : x - Step 2: Convert to fraction form
201,470.16/278,011.68 = 116,592.48/x - Step 3: Cross multiply
201,470.16x = 278,011.68 × 116,592.48 - Step 4: Simplify right side
201,470.16x = 32,414,071,240.17 - Step 5: Solve for x
x = 32,414,071,240.17/201,470.16 - Step 6: Final answer
x = 160,887.70
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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.