Finding the Fourth Proportional to 201,097.48, 277,516.80 and 110,455.55
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Solution
The fourth proportional to 201,097.48, 277,516.80 and 110,455.55 is: 152,429.90
Step by Step Solution
- Step 1: Write the proportion equation
201,097.48 : 277,516.80 = 110,455.55 : x - Step 2: Convert to fraction form
201,097.48/277,516.80 = 110,455.55/x - Step 3: Cross multiply
201,097.48x = 277,516.80 × 110,455.55 - Step 4: Simplify right side
201,097.48x = 30,653,268,976.45 - Step 5: Solve for x
x = 30,653,268,976.45/201,097.48 - Step 6: Final answer
x = 152,429.90
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1.5x scale
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.