Finding the Fourth Proportional to 185,445.05, 278,044.68 and 67,100.99
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Solution
The fourth proportional to 185,445.05, 278,044.68 and 67,100.99 is: 100,607.02
Step by Step Solution
- Step 1: Write the proportion equation
185,445.05 : 278,044.68 = 67,100.99 : x - Step 2: Convert to fraction form
185,445.05/278,044.68 = 67,100.99/x - Step 3: Cross multiply
185,445.05x = 278,044.68 × 67,100.99 - Step 4: Simplify right side
185,445.05x = 18,657,073,292.23 - Step 5: Solve for x
x = 18,657,073,292.23/185,445.05 - Step 6: Final answer
x = 100,607.02
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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.