Finding the Fourth Proportional to 134,057.84, 201,171.50 and 74,932.29
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Solution
The fourth proportional to 134,057.84, 201,171.50 and 74,932.29 is: 112,445.80
Step by Step Solution
- Step 1: Write the proportion equation
134,057.84 : 201,171.50 = 74,932.29 : x - Step 2: Convert to fraction form
134,057.84/201,171.50 = 74,932.29/x - Step 3: Cross multiply
134,057.84x = 201,171.50 × 74,932.29 - Step 4: Simplify right side
134,057.84x = 15,074,241,084.07 - Step 5: Solve for x
x = 15,074,241,084.07/134,057.84 - Step 6: Final answer
x = 112,445.80
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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.