Finding the Fourth Proportional to 134,767.30, 202,199.55 and 55,905.70
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Solution
The fourth proportional to 134,767.30, 202,199.55 and 55,905.70 is: 83,878.71
Step by Step Solution
- Step 1: Write the proportion equation
134,767.30 : 202,199.55 = 55,905.70 : x - Step 2: Convert to fraction form
134,767.30/202,199.55 = 55,905.70/x - Step 3: Cross multiply
134,767.30x = 202,199.55 × 55,905.70 - Step 4: Simplify right side
134,767.30x = 11,304,107,382.44 - Step 5: Solve for x
x = 11,304,107,382.44/134,767.30 - Step 6: Final answer
x = 83,878.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.