Finding the Fourth Proportional to 80,741.00, 121,128.99 and 24,579.63
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Solution
The fourth proportional to 80,741.00, 121,128.99 and 24,579.63 is: 36,874.77
Step by Step Solution
- Step 1: Write the proportion equation
80,741.00 : 121,128.99 = 24,579.63 : x - Step 2: Convert to fraction form
80,741.00/121,128.99 = 24,579.63/x - Step 3: Cross multiply
80,741.00x = 121,128.99 × 24,579.63 - Step 4: Simplify right side
80,741.00x = 2,977,305,756.47 - Step 5: Solve for x
x = 2,977,305,756.47/80,741.00 - Step 6: Final answer
x = 36,874.77
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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.