Finding the Fourth Proportional to 121,741.94, 182,358.96 and 97,920.84
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Solution
The fourth proportional to 121,741.94, 182,358.96 and 97,920.84 is: 146,677.00
Step by Step Solution
- Step 1: Write the proportion equation
121,741.94 : 182,358.96 = 97,920.84 : x - Step 2: Convert to fraction form
121,741.94/182,358.96 = 97,920.84/x - Step 3: Cross multiply
121,741.94x = 182,358.96 × 97,920.84 - Step 4: Simplify right side
121,741.94x = 17,856,742,544.73 - Step 5: Solve for x
x = 17,856,742,544.73/121,741.94 - Step 6: Final answer
x = 146,677.00
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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.