Finding the Fourth Proportional to 185,750.65, 278,622.99 and 73,431.91
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Solution
The fourth proportional to 185,750.65, 278,622.99 and 73,431.91 is: 110,146.68
Step by Step Solution
- Step 1: Write the proportion equation
185,750.65 : 278,622.99 = 73,431.91 : x - Step 2: Convert to fraction form
185,750.65/278,622.99 = 73,431.91/x - Step 3: Cross multiply
185,750.65x = 278,622.99 × 73,431.91 - Step 4: Simplify right side
185,750.65x = 20,459,818,325.61 - Step 5: Solve for x
x = 20,459,818,325.61/185,750.65 - Step 6: Final answer
x = 110,146.68
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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.