Finding the Fourth Proportional to 134,581.19, 201,873.29 and 57,633.80
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Solution
The fourth proportional to 134,581.19, 201,873.29 and 57,633.80 is: 86,451.34
Step by Step Solution
- Step 1: Write the proportion equation
134,581.19 : 201,873.29 = 57,633.80 : x - Step 2: Convert to fraction form
134,581.19/201,873.29 = 57,633.80/x - Step 3: Cross multiply
134,581.19x = 201,873.29 × 57,633.80 - Step 4: Simplify right side
134,581.19x = 11,634,723,523.67 - Step 5: Solve for x
x = 11,634,723,523.67/134,581.19 - Step 6: Final answer
x = 86,451.34
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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.