Finding the Fourth Proportional to 201,415.14, 277,956.09 and 110,775.06
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Solution
The fourth proportional to 201,415.14, 277,956.09 and 110,775.06 is: 152,871.34
Step by Step Solution
- Step 1: Write the proportion equation
201,415.14 : 277,956.09 = 110,775.06 : x - Step 2: Convert to fraction form
201,415.14/277,956.09 = 110,775.06/x - Step 3: Cross multiply
201,415.14x = 277,956.09 × 110,775.06 - Step 4: Simplify right side
201,415.14x = 30,790,602,547.12 - Step 5: Solve for x
x = 30,790,602,547.12/201,415.14 - Step 6: Final answer
x = 152,871.34
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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.