Finding the Fourth Proportional to 185,637.56, 278,447.18 and 101,561.99
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Solution
The fourth proportional to 185,637.56, 278,447.18 and 101,561.99 is: 152,337.97
Step by Step Solution
- Step 1: Write the proportion equation
185,637.56 : 278,447.18 = 101,561.99 : x - Step 2: Convert to fraction form
185,637.56/278,447.18 = 101,561.99/x - Step 3: Cross multiply
185,637.56x = 278,447.18 × 101,561.99 - Step 4: Simplify right side
185,637.56x = 28,279,647,810.64 - Step 5: Solve for x
x = 28,279,647,810.64/185,637.56 - Step 6: Final answer
x = 152,337.97
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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.