Finding the Fourth Proportional to 89,457.64, 134,165.69 and 26,260.79
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Solution
The fourth proportional to 89,457.64, 134,165.69 and 26,260.79 is: 39,385.09
Step by Step Solution
- Step 1: Write the proportion equation
89,457.64 : 134,165.69 = 26,260.79 : x - Step 2: Convert to fraction form
89,457.64/134,165.69 = 26,260.79/x - Step 3: Cross multiply
89,457.64x = 134,165.69 × 26,260.79 - Step 4: Simplify right side
89,457.64x = 3,523,297,010.30 - Step 5: Solve for x
x = 3,523,297,010.30/89,457.64 - Step 6: Final answer
x = 39,385.09
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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.