Finding the Fourth Proportional to 201,307.13, 277,807.35 and 110,666.91
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Solution
The fourth proportional to 201,307.13, 277,807.35 and 110,666.91 is: 152,722.27
Step by Step Solution
- Step 1: Write the proportion equation
201,307.13 : 277,807.35 = 110,666.91 : x - Step 2: Convert to fraction form
201,307.13/277,807.35 = 110,666.91/x - Step 3: Cross multiply
201,307.13x = 277,807.35 × 110,666.91 - Step 4: Simplify right side
201,307.13x = 30,744,080,999.79 - Step 5: Solve for x
x = 30,744,080,999.79/201,307.13 - Step 6: Final answer
x = 152,722.27
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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.