Finding the Fourth Proportional to 141,406.24, 212,109.36 and 58,298.08
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Solution
The fourth proportional to 141,406.24, 212,109.36 and 58,298.08 is: 87,447.12
Step by Step Solution
- Step 1: Write the proportion equation
141,406.24 : 212,109.36 = 58,298.08 : x - Step 2: Convert to fraction form
141,406.24/212,109.36 = 58,298.08/x - Step 3: Cross multiply
141,406.24x = 212,109.36 × 58,298.08 - Step 4: Simplify right side
141,406.24x = 12,365,568,438.03 - Step 5: Solve for x
x = 12,365,568,438.03/141,406.24 - Step 6: Final answer
x = 87,447.12
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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.